/* roulang page: index */
:root{
  --bg-1:#07070d;
  --bg-2:#0e0e1e;
  --bg-3:#12122a;
  --panel:rgba(20,20,44,.72);
  --panel-solid:#15152e;
  --line:rgba(163,230,53,.16);
  --line-strong:rgba(6,182,212,.34);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --gold:#facc15;
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-glow:0 18px 50px rgba(6,182,212,.16);
  --shadow-volt:0 14px 40px rgba(163,230,53,.2);
  --container:1180px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 560px at 92% 4%, rgba(163,230,53,.12), transparent 58%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-2) 48%,var(--bg-1) 100%);
  color:var(--txt);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:2;}
.section{padding:78px 0;position:relative;z-index:2;}
.section--tight{padding:56px 0;}
.section--edge{border-top:1px solid rgba(148,163,184,.1);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
  background:rgba(6,182,212,.09);
  border:1px solid rgba(6,182,212,.3);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--volt{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.32);}
.eyebrow--gold{color:var(--gold);background:rgba(250,204,21,.09);border-color:rgba(250,204,21,.3);}
.sec-head{max-width:760px;}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.15rem);margin:16px 0 14px;}
.sec-head p{color:var(--txt-mute);font-size:1rem;line-height:1.7;}
.lead{color:var(--txt-soft);font-size:1.03rem;line-height:1.72;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:800;font-size:.95rem;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--volt),#22d3ee);
  color:#04121a;
  box-shadow:0 0 22px rgba(163,230,53,.34);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 30px rgba(163,230,53,.5);}
.btn-ghost{
  background:rgba(255,255,255,.02);
  border-color:rgba(6,182,212,.42);
  color:var(--cyan);
}
.btn-ghost:hover{background:rgba(6,182,212,.12);transform:translateY(-3px);color:#fff;}
.btn-outline{
  background:transparent;border-color:rgba(250,204,21,.45);color:var(--gold);
}
.btn-outline:hover{background:rgba(250,204,21,.12);transform:translateY(-3px);}
.btn:active{transform:translateY(0) scale(.98);}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;
  padding:7px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.07);
  color:var(--txt-soft);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.13);}
.panel{
  background:var(--panel);
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-glow);
}
.card{
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(12,12,28,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:26px 24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card h3{font-size:1.08rem;margin-bottom:10px;}
.card p{color:var(--txt-mute);font-size:.94rem;line-height:1.68;}
.tag{
  display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:7px;
}
.tag-hot{background:rgba(244,63,94,.16);color:#fda4af;border:1px solid rgba(244,63,94,.36);}
.tag-vip{background:rgba(250,204,21,.14);color:#fde68a;border:1px solid rgba(250,204,21,.36);}
.tag-new{background:rgba(163,230,53,.14);color:#d9f99d;border:1px solid rgba(163,230,53,.34);}
.stat{
  border-radius:var(--radius-sm);
  border:1px solid rgba(148,163,184,.14);
  background:rgba(255,255,255,.025);
  padding:16px 18px;
}
.stat b{display:block;font-size:1.5rem;line-height:1.2;color:var(--volt);}
.stat span{font-size:.8rem;color:var(--txt-mute);}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(148,163,184,.22),transparent);}
.num-idx{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.95rem;
  background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.34);color:var(--cyan);
}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(148,163,184,.12);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;min-width:0;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
  color:#04121a;font-size:1.1rem;
  box-shadow:0 0 18px rgba(6,182,212,.4);
}
.brand-txt{display:flex;flex-direction:column;min-width:0;}
.brand-txt strong{font-size:.9rem;font-weight:800;color:#fff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px;}
.brand-txt em{font-style:normal;font-size:.68rem;color:var(--txt-mute);letter-spacing:.08em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-size:.88rem;font-weight:600;color:var(--txt-soft);
  padding:9px 14px;border-radius:11px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(6,182,212,.12);}
.nav-links a.active{color:var(--volt);background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.btn-login{
  font-size:.86rem;font-weight:700;color:var(--cyan);
  padding:9px 16px;border-radius:999px;border:1px solid rgba(6,182,212,.4);
  background:transparent;transition:all .2s ease;
}
.btn-login:hover{background:rgba(6,182,212,.14);color:#fff;}
.btn-signup{
  font-size:.86rem;font-weight:800;color:#04121a;
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(120deg,var(--volt),#34d399);
  box-shadow:0 0 16px rgba(163,230,53,.36);
  transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.55);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(148,163,184,.2);background:rgba(255,255,255,.03);
  color:#fff;font-size:1.05rem;cursor:pointer;
}
.mobile-drawer{
  display:none;flex-direction:column;gap:6px;
  padding:14px 22px 22px;border-top:1px solid rgba(148,163,184,.12);
  background:rgba(7,7,13,.96);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{
  font-size:.92rem;font-weight:600;color:var(--txt-soft);
  padding:12px 14px;border-radius:12px;border:1px solid transparent;
}
.mobile-drawer a:hover,.mobile-drawer a.active{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.24);}
.mobile-drawer .m-actions{display:flex;gap:10px;margin-top:8px;}
.mobile-drawer .m-actions a{flex:1;text-align:center;}

/* ===== HERO ===== */
.hero{padding:66px 0 70px;position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;}
.hero-left{position:relative;z-index:3;}
.hero-left h1{
  font-size:clamp(1.65rem,3.5vw,2.6rem);
  margin:20px 0 18px;
  background:linear-gradient(100deg,#fff 18%,var(--volt) 58%,var(--cyan) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-left .hero-sub{font-size:1.02rem;color:var(--txt-soft);line-height:1.72;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 26px;}
.hero-kpi{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.hero-kpi .stat b{color:var(--cyan);font-size:1.35rem;}
.hero-right{position:relative;}
.hero-shot{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(6,182,212,.26);
  box-shadow:0 30px 70px rgba(0,0,0,.6),0 0 40px rgba(6,182,212,.16);
  transform:rotate(-1.6deg);
}
.hero-shot img{width:100%;height:clamp(280px,42vw,440px);object-fit:cover;}
.hero-shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,7,13,.06) 0%,rgba(7,7,13,.72) 100%);
}
.hero-float{
  position:absolute;left:-26px;bottom:34px;z-index:4;
  background:rgba(10,10,24,.92);
  border:1px solid rgba(163,230,53,.34);
  border-radius:var(--radius-md);
  padding:16px 18px;max-width:250px;
  box-shadow:0 20px 46px rgba(0,0,0,.6);
}
.hero-float strong{display:block;font-size:.96rem;color:var(--volt);}
.hero-float span{font-size:.8rem;color:var(--txt-mute);line-height:1.55;display:block;margin-top:5px;}
.hero-badges{position:absolute;top:20px;right:-14px;z-index:4;display:flex;flex-direction:column;gap:8px;}

/* ===== 分类入口墙 ===== */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cat-tile{
  position:relative;border-radius:var(--radius-md);overflow:hidden;
  border:1px solid rgba(148,163,184,.16);
  padding:26px 22px;min-height:210px;
  display:flex;flex-direction:column;justify-content:space-between;
  background:linear-gradient(155deg,rgba(24,24,54,.92),rgba(10,10,26,.9));
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.cat-tile:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.cat-tile i{font-size:1.4rem;color:var(--cyan);}
.cat-tile h3{font-size:1.06rem;margin:14px 0 9px;}
.cat-tile p{color:var(--txt-mute);font-size:.9rem;line-height:1.62;}
.cat-tile .go{display:inline-flex;align-items:center;gap:7px;font-size:.85rem;font-weight:800;color:var(--volt);margin-top:14px;}

/* ===== 精选推荐 ===== */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pick-card{
  border-radius:var(--radius-md);overflow:hidden;
  border:1px solid rgba(148,163,184,.15);
  background:linear-gradient(170deg,rgba(20,20,44,.9),rgba(10,10,24,.88));
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.pick-card:hover{transform:translateY(-7px) scale(1.012);border-color:rgba(163,230,53,.34);box-shadow:var(--shadow-volt);}
.pick-card .thumb{position:relative;height:168px;overflow:hidden;}
.pick-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.pick-card:hover .thumb img{transform:scale(1.07);}
.pick-card .thumb .tag{position:absolute;top:12px;left:12px;}
.pick-card .body{padding:18px 20px 22px;}
.pick-card h3{font-size:1.02rem;margin-bottom:8px;}
.pick-card p{font-size:.88rem;color:var(--txt-mute);line-height:1.62;}
.pick-meta{display:flex;align-items:center;justify-content:space-between;margin-top:14px;font-size:.78rem;color:var(--txt-mute);}

/* ===== 资讯列表 ===== */
.news-layout{display:grid;grid-template-columns:7fr 5fr;gap:26px;align-items:start;}
.news-list{display:flex;flex-direction:column;gap:14px;}
.news-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px;border-radius:var(--radius-md);
  border:1px solid rgba(148,163,184,.14);
  background:rgba(255,255,255,.02);
  transition:all .24s ease;
}
.news-item:hover{border-color:var(--line-strong);background:rgba(6,182,212,.07);transform:translateX(4px);}
.news-item .n-idx{font-size:.78rem;color:var(--txt-mute);font-weight:800;padding-top:3px;min-width:26px;}
.news-item h3{font-size:.98rem;margin-bottom:6px;line-height:1.45;}
.news-item p{font-size:.85rem;color:var(--txt-mute);line-height:1.6;}
.news-item .n-time{font-size:.74rem;color:var(--cyan);font-weight:700;margin-top:8px;display:block;}
.news-side{
  border-radius:var(--radius-md);
  border:1px solid rgba(163,230,53,.2);
  background:linear-gradient(165deg,rgba(163,230,53,.07),rgba(10,10,24,.9));
  padding:24px 22px;
}
.news-side h3{font-size:1.04rem;margin-bottom:14px;}
.news-side li{padding:11px 0;border-bottom:1px dashed rgba(148,163,184,.16);font-size:.88rem;color:var(--txt-soft);}
.news-side li:last-child{border-bottom:none;}
.news-side li i{color:var(--volt);margin-right:8px;font-size:.8rem;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:.88rem;font-weight:800;color:var(--cyan);margin-top:14px;}
.link-more:hover{color:#fff;}

/* ===== 排行榜 ===== */
.rank-list{display:flex;flex-direction:column;gap:12px;}
.rank-row{
  display:grid;grid-template-columns:56px 1.4fr 1fr auto;
  gap:16px;align-items:center;
  padding:16px 20px;border-radius:var(--radius-sm);
  border:1px solid rgba(148,163,184,.13);
  background:rgba(255,255,255,.02);
  transition:all .22s ease;
}
.rank-row:hover{border-color:rgba(250,204,21,.4);background:rgba(250,204,21,.06);}
.rank-row .rk{font-size:1.2rem;font-weight:800;color:var(--gold);}
.rank-row .rk-name{font-size:.95rem;font-weight:700;}
.rank-row .rk-sub{font-size:.78rem;color:var(--txt-mute);}
.rank-bar{height:7px;border-radius:99px;background:rgba(148,163,184,.16);overflow:hidden;}
.rank-bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--cyan),var(--volt));}
.rank-row .rk-val{font-size:.9rem;font-weight:800;color:var(--volt);text-align:right;}

/* ===== 案例/证据 ===== */
.proof-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.proof-card{
  border-radius:var(--radius-md);padding:24px;
  border:1px solid rgba(148,163,184,.14);
  background:linear-gradient(150deg,rgba(24,24,54,.82),rgba(10,10,24,.9));
}
.proof-card .who{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#04121a;font-size:.95rem;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
}
.proof-card .who strong{font-size:.95rem;display:block;}
.proof-card .who em{font-style:normal;font-size:.76rem;color:var(--txt-mute);}
.proof-card p{font-size:.9rem;color:var(--txt-soft);line-height:1.68;}
.stars{color:var(--gold);font-size:.8rem;margin-top:12px;letter-spacing:2px;}

/* ===== 合作伙伴 ===== */
.partner-strip{display:flex;flex-wrap:wrap;gap:12px;}
.partner-pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 18px;border-radius:999px;
  border:1px solid rgba(148,163,184,.18);
  background:rgba(255,255,255,.025);
  font-size:.84rem;font-weight:700;color:var(--txt-soft);
  transition:all .22s ease;
}
.partner-pill:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.1);}
.partner-pill i{color:var(--cyan);}

/* ===== 保障条 ===== */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.guard-item{
  border-radius:var(--radius-sm);padding:20px 18px;
  border:1px solid rgba(163,230,53,.2);
  background:rgba(163,230,53,.05);
  text-align:left;
}
.guard-item i{font-size:1.2rem;color:var(--volt);}
.guard-item strong{display:block;font-size:.92rem;margin:12px 0 7px;}
.guard-item span{font-size:.82rem;color:var(--txt-mute);line-height:1.6;}

/* ===== 城市切换条 ===== */
.city-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.city-bar .chip.active{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.12);}

/* ===== 优惠阶梯 ===== */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.tier{
  border-radius:var(--radius-md);padding:26px 22px;
  border:1px solid rgba(148,163,184,.16);
  background:linear-gradient(165deg,rgba(22,22,48,.88),rgba(10,10,24,.9));
  transition:all .26s ease;
}
.tier:hover{transform:translateY(-6px);border-color:rgba(250,204,21,.42);}
.tier.featured{border-color:rgba(163,230,53,.4);box-shadow:var(--shadow-volt);}
.tier .amt{font-size:1.8rem;font-weight:800;color:var(--volt);margin:12px 0 4px;}
.tier .amt small{font-size:.8rem;color:var(--txt-mute);font-weight:600;}
.tier ul{margin-top:14px;display:flex;flex-direction:column;gap:9px;}
.tier li{font-size:.86rem;color:var(--txt-soft);display:flex;gap:9px;align-items:flex-start;}
.tier li i{color:var(--cyan);font-size:.78rem;margin-top:5px;}

/* ===== 场景演示 ===== */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step{
  padding:22px 20px;border-radius:var(--radius-md);
  border:1px solid rgba(148,163,184,.14);
  background:rgba(255,255,255,.022);
  position:relative;
}
.step h3{font-size:.98rem;margin:14px 0 9px;}
.step p{font-size:.85rem;color:var(--txt-mute);line-height:1.62;}

/* ===== 专题标签云 ===== */
.topic-cloud{display:flex;flex-wrap:wrap;gap:10px;}

/* ===== FAQ ===== */
.faq-wrap{max-width:860px;}
.faq-item{
  border-radius:var(--radius-md);
  border:1px solid rgba(148,163,184,.15);
  background:rgba(255,255,255,.02);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .22s ease;
}
.faq-item[open]{border-color:rgba(6,182,212,.38);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 22px;font-weight:700;font-size:.96rem;
  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:.82rem;transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-body{padding:0 22px 20px;font-size:.9rem;color:var(--txt-mute);line-height:1.72;}

/* ===== CTA 收口 ===== */
.cta-final{
  border-radius:var(--radius-lg);
  border:1px solid rgba(163,230,53,.28);
  background:
    radial-gradient(600px 260px at 12% 0%, rgba(163,230,53,.14), transparent 62%),
    radial-gradient(600px 260px at 88% 100%, rgba(6,182,212,.16), transparent 62%),
    linear-gradient(150deg,rgba(18,18,42,.95),rgba(8,8,20,.95));
  padding:48px 42px;text-align:center;
}
.cta-final h2{font-size:clamp(1.4rem,2.8vw,2rem);margin-bottom:14px;}
.cta-final p{color:var(--txt-soft);max-width:660px;margin:0 auto 26px;font-size:.98rem;line-height:1.72;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}

/* ===== FOOTER ===== */
.site-footer{
  border-top:1px solid rgba(148,163,184,.14);
  background:linear-gradient(180deg,rgba(7,7,13,.6),rgba(4,4,10,.98));
  padding:56px 0 28px;position:relative;z-index:2;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:.86rem;color:var(--txt-mute);line-height:1.7;max-width:330px;}
.foot-col h4{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px;}
.foot-col li{margin-bottom:10px;}
.foot-col a{font-size:.87rem;color:var(--txt-mute);transition:color .2s ease;}
.foot-col a:hover{color:var(--volt);}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.foot-pay span{
  font-size:.72rem;font-weight:700;padding:6px 11px;border-radius:8px;
  border:1px solid rgba(148,163,184,.2);color:var(--txt-soft);background:rgba(255,255,255,.03);
}
.foot-bottom{
  margin-top:36px;padding-top:22px;
  border-top:1px solid rgba(148,163,184,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.foot-bottom p{font-size:.8rem;color:var(--txt-mute);}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:.76rem;font-weight:800;
  padding:6px 13px;border-radius:999px;border:1px solid rgba(250,204,21,.4);color:var(--gold);
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(7,7,13,.85);
  border:2px solid var(--cyan);
  color:var(--cyan);font-size:1.2rem;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  backdrop-filter:blur(10px);
  opacity:.8;transition:all .28s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(6,182,212,.7);}
.fab:hover i{animation:fabSpin .8s ease;}
.fab:active{transform:scale(.94);}
.fab .dot{
  position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:var(--pink);border:2px solid #07070d;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.35);}50%{box-shadow:0 0 30px rgba(163,230,53,.6);}}
@keyframes fabSpin{from{transform:rotate(0);}to{transform:rotate(360deg);}}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-shot{transform:none;}
  .hero-float{left:14px;bottom:14px;}
  .hero-badges{top:14px;right:10px;}
  .cat-wall,.pick-grid,.tier-grid{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .guard-grid,.step-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .brand-txt strong{max-width:200px;}
}
@media (max-width:768px){
  .nav-links{display:none;}
  .nav-actions .btn-login,.nav-actions .btn-signup{display:inline-flex;}
  .nav-actions{gap:7px;}
  .btn-login{padding:8px 12px;font-size:.78rem;}
  .btn-signup{padding:9px 14px;font-size:.78rem;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .section{padding:56px 0;}
  .hero{padding:44px 0 52px;}
  .proof-grid{grid-template-columns:1fr;}
  .rank-row{grid-template-columns:40px 1fr auto;gap:12px;}
  .rank-row .rank-bar{display:none;}
  .cta-final{padding:36px 22px;}
}
@media (max-width:520px){
  .container{padding:0 15px;}
  .cat-wall,.pick-grid,.tier-grid,.guard-grid,.step-grid{grid-template-columns:1fr;}
  .hero-kpi{grid-template-columns:1fr 1fr;}
  .hero-cta .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .brand-txt strong{max-width:135px;font-size:.82rem;}
  .hero-float{position:static;margin-top:14px;max-width:100%;left:auto;bottom:auto;}
  .hero-badges{position:static;flex-direction:row;flex-wrap:wrap;margin-top:12px;right:auto;top:auto;}
  .fab{width:50px;height:50px;bottom:5rem;}
}

/* roulang page: article */
:root{
  --bg-1:#07070d;
  --bg-2:#0e0e1e;
  --bg-3:#12122a;
  --panel:rgba(20,20,44,.72);
  --panel-solid:#15152e;
  --line:rgba(163,230,53,.16);
  --line-strong:rgba(6,182,212,.34);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --gold:#facc15;
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-glow:0 18px 50px rgba(6,182,212,.16);
  --shadow-volt:0 14px 40px rgba(163,230,53,.2);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 560px at 92% 4%, rgba(163,230,53,.12), transparent 58%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-2) 48%,var(--bg-1) 100%);
  color:var(--txt);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,p{margin:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:2;}
.section{padding:78px 0;position:relative;z-index:2;}
.section--tight{padding:56px 0;}
.section--edge{border-top:1px solid rgba(148,163,184,.1);}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:clamp(1.5rem,3vw,2.15rem);font-weight:800;letter-spacing:-.01em;margin:14px 0 12px;line-height:1.28;}
.section-head p{color:var(--txt-mute);font-size:.98rem;line-height:1.72;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
  background:rgba(6,182,212,.09);
  border:1px solid rgba(6,182,212,.3);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--volt{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.32);}
.eyebrow--gold{color:var(--gold);background:rgba(250,204,21,.09);border-color:rgba(250,204,21,.3);}
.lead{color:var(--txt-soft);font-size:1.03rem;line-height:1.72;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:800;font-size:.95rem;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--volt),#22d3ee);
  color:#04121a;
  box-shadow:0 0 22px rgba(163,230,53,.34);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 30px rgba(163,230,53,.5);}
.btn-ghost{
  background:rgba(255,255,255,.02);
  border-color:rgba(6,182,212,.42);
  color:var(--cyan);
}
.btn-ghost:hover{background:rgba(6,182,212,.12);transform:translateY(-3px);color:#fff;}
.btn-outline{
  background:transparent;border-color:rgba(250,204,21,.45);color:var(--gold);
}
.btn-outline:hover{background:rgba(250,204,21,.12);transform:translateY(-3px);}
.btn:active{transform:translateY(0) scale(.98);}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;
  padding:7px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.07);
  color:var(--txt-soft);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.13);}
.card{
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(12,12,28,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:26px 24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card h3{font-size:1.08rem;margin-bottom:10px;font-weight:800;}
.card p{color:var(--txt-mute);font-size:.94rem;line-height:1.68;}
.tag{
  display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:7px;
}
.tag-hot{background:rgba(244,63,94,.16);color:#fda4af;border:1px solid rgba(244,63,94,.36);}
.tag-vip{background:rgba(250,204,21,.14);color:#fde68a;border:1px solid rgba(250,204,21,.36);}
.tag-new{background:rgba(163,230,53,.14);color:#d9f99d;border:1px solid rgba(163,230,53,.34);}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(148,163,184,.22),transparent);}
/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(148,163,184,.12);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;min-width:0;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
  color:#04121a;font-size:1.1rem;
  box-shadow:0 0 18px rgba(6,182,212,.4);
}
.brand-txt{display:flex;flex-direction:column;min-width:0;}
.brand-txt strong{font-size:.9rem;font-weight:800;color:#fff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px;}
.brand-txt em{font-style:normal;font-size:.68rem;color:var(--txt-mute);letter-spacing:.08em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-size:.88rem;font-weight:600;color:var(--txt-soft);
  padding:9px 14px;border-radius:11px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(6,182,212,.12);}
.nav-links a.active{color:var(--volt);background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.btn-login{
  font-size:.86rem;font-weight:700;color:var(--cyan);
  padding:9px 16px;border-radius:999px;border:1px solid rgba(6,182,212,.4);
  background:transparent;transition:all .2s ease;
}
.btn-login:hover{background:rgba(6,182,212,.14);color:#fff;}
.btn-signup{
  font-size:.86rem;font-weight:800;color:#04121a;
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(120deg,var(--volt),#34d399);
  box-shadow:0 0 16px rgba(163,230,53,.36);
  transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.55);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.32);
  color:var(--cyan);font-size:1.05rem;
}
.mobile-menu{
  display:none;flex-direction:column;gap:4px;
  padding:10px 22px 20px;border-top:1px solid rgba(148,163,184,.12);
  background:rgba(7,7,13,.97);
}
.mobile-menu a{
  padding:12px 14px;border-radius:12px;font-weight:600;font-size:.94rem;color:var(--txt-soft);
}
.mobile-menu a:hover{background:rgba(6,182,212,.12);color:#fff;}
.mobile-menu__cta{display:flex;gap:10px;margin-top:10px;}
.mobile-menu__cta .btn{flex:1;}
.mobile-menu.is-open{display:flex;}
/* ===== ARTICLE HERO ===== */
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid rgba(148,163,184,.12);
  padding:64px 0 54px;
}
.article-hero__bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.28;
  filter:saturate(.9);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(7,7,13,.96) 12%,rgba(14,14,30,.82) 55%,rgba(7,7,13,.95) 100%);
}
.article-hero__inner{position:relative;z-index:2;max-width:900px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8rem;color:var(--txt-mute);margin-bottom:18px;}
.breadcrumb a{color:var(--txt-mute);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb span{opacity:.5;}
.breadcrumb em{font-style:normal;color:var(--volt);font-weight:700;}
.article-title{
  font-size:clamp(1.75rem,4.2vw,2.9rem);
  font-weight:900;line-height:1.24;letter-spacing:-.015em;
  margin-bottom:16px;
}
.article-hero__sub{color:var(--txt-soft);font-size:1.02rem;line-height:1.74;max-width:760px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.meta-item{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8rem;font-weight:600;color:var(--txt-mute);
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(148,163,184,.2);
  background:rgba(148,163,184,.06);
}
.meta-item i{color:var(--cyan);}
/* ===== STAT STRIP ===== */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.stat{
  background:linear-gradient(160deg,rgba(22,22,48,.86),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:22px 20px;
  transition:border-color .24s ease,transform .24s ease;
}
.stat:hover{border-color:var(--line-strong);transform:translateY(-4px);}
.stat strong{
  display:block;font-size:1.85rem;font-weight:900;line-height:1.1;
  background:linear-gradient(120deg,var(--volt),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:6px;
}
.stat span{font-size:.83rem;color:var(--txt-mute);font-weight:600;line-height:1.5;display:block;}
/* ===== ARTICLE BODY ===== */
.article-shell{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start;
}
.article-content{
  font-size:1.03rem;line-height:1.78;color:var(--txt-soft);
  max-width:100%;
}
.article-content > *:first-child{margin-top:0;}
.article-content h2{
  font-size:1.42rem;font-weight:800;color:#fff;line-height:1.35;
  margin:38px 0 14px;padding-left:16px;position:relative;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--volt),var(--cyan));
}
.article-content h3{font-size:1.13rem;font-weight:800;color:#fff;margin:26px 0 10px;}
.article-content p{margin:0 0 18px;}
.article-content strong{color:#fff;font-weight:700;}
.article-content a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--volt);}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:22px;list-style:revert;}
.article-content li{margin-bottom:10px;padding-left:4px;}
.article-content li::marker{color:var(--volt);}
.article-content blockquote{
  margin:24px 0;padding:20px 24px;
  border-left:3px solid var(--volt);
  background:linear-gradient(120deg,rgba(163,230,53,.08),rgba(6,182,212,.05));
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:#e2e8f0;font-style:italic;
}
.article-content img{border-radius:var(--radius-md);margin:22px 0;border:1px solid rgba(148,163,184,.16);}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:.92rem;}
.article-content th,.article-content td{
  border:1px solid rgba(148,163,184,.16);
  padding:12px 14px;text-align:left;
}
.article-content th{background:rgba(6,182,212,.1);color:#fff;font-weight:700;}
.article-content tr:nth-child(even) td{background:rgba(148,163,184,.04);}
.article-content hr{border:0;height:1px;background:rgba(148,163,184,.18);margin:32px 0;}
.article-empty{
  border:1px dashed rgba(244,63,94,.4);
  background:rgba(244,63,94,.06);
  border-radius:var(--radius-lg);
  padding:44px 32px;text-align:center;
}
.article-empty h2{font-size:1.4rem;font-weight:800;color:#fff;margin-bottom:12px;}
.article-empty p{color:var(--txt-mute);margin-bottom:22px;}
.aside-box{
  background:linear-gradient(160deg,rgba(22,22,48,.88),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px 22px;
  margin-bottom:20px;
}
.aside-box h4{font-size:.95rem;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.01em;}
.aside-box ul{list-style:none;padding:0;margin:0;}
.aside-box li{font-size:.88rem;color:var(--txt-mute);padding:9px 0;border-bottom:1px solid rgba(148,163,184,.1);display:flex;gap:10px;}
.aside-box li:last-child{border-bottom:0;}
.aside-box li i{color:var(--volt);margin-top:.28em;}
/* ===== PULL QUOTE ===== */
.pull-quote{
  position:relative;
  border-radius:var(--radius-lg);
  padding:44px 40px 44px 56px;
  background:linear-gradient(130deg,rgba(163,230,53,.12),rgba(6,182,212,.08) 60%,rgba(7,7,13,.2));
  border:1px solid rgba(163,230,53,.24);
  overflow:hidden;
}
.pull-quote::before{
  content:"“";
  position:absolute;left:16px;top:6px;
  font-size:5.2rem;line-height:1;font-weight:900;
  color:rgba(163,230,53,.28);
}
.pull-quote p{
  font-size:clamp(1.05rem,2.1vw,1.32rem);
  font-weight:700;line-height:1.6;color:#fff;margin-bottom:14px;
}
.pull-quote cite{font-style:normal;font-size:.84rem;color:var(--txt-mute);font-weight:600;letter-spacing:.02em;}
/* ===== STEPS ===== */
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.step{
  display:flex;gap:18px;
  background:linear-gradient(160deg,rgba(22,22,48,.86),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px 22px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-5px);box-shadow:var(--shadow-glow);}
.step-num{
  flex:0 0 44px;width:44px;height:44px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:1.05rem;color:#04121a;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
}
.step h3{font-size:1.02rem;font-weight:800;margin-bottom:8px;color:#fff;}
.step p{font-size:.92rem;color:var(--txt-mute);line-height:1.68;}
/* ===== AUDIENCE ===== */
.audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.aud-card{
  background:rgba(148,163,184,.05);
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px 20px;
  transition:all .24s ease;
}
.aud-card:hover{background:rgba(6,182,212,.09);border-color:var(--line-strong);transform:translateY(-4px);}
.aud-card i{font-size:1.35rem;color:var(--cyan);margin-bottom:14px;display:block;}
.aud-card h3{font-size:.98rem;font-weight:800;color:#fff;margin-bottom:8px;}
.aud-card p{font-size:.88rem;color:var(--txt-mute);line-height:1.66;}
/* ===== RESULT TABLE ===== */
.table-wrap{
  overflow-x:auto;
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  background:rgba(11,11,26,.6);
}
.result-table{width:100%;border-collapse:collapse;min-width:560px;font-size:.92rem;}
.result-table th{
  background:rgba(6,182,212,.1);color:#fff;font-weight:800;
  padding:15px 18px;text-align:left;font-size:.82rem;letter-spacing:.04em;text-transform:uppercase;
}
.result-table td{padding:15px 18px;border-top:1px solid rgba(148,163,184,.12);color:var(--txt-soft);}
.result-table tr:hover td{background:rgba(163,230,53,.05);}
.result-table td strong{color:var(--volt);font-weight:800;}
/* ===== CHANNEL MATRIX ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel{
  display:block;
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(148,163,184,.14);
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(10,10,24,.92));
  padding:28px 24px;
  transition:border-color .26s ease,transform .26s ease,box-shadow .26s ease;
}
.channel:hover{border-color:var(--line-strong);transform:translateY(-6px);box-shadow:var(--shadow-glow);}
.channel__icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.14);color:var(--cyan);font-size:1.15rem;margin-bottom:16px;
}
.channel h3{font-size:1.08rem;font-weight:800;color:#fff;margin-bottom:10px;}
.channel p{font-size:.9rem;color:var(--txt-mute);line-height:1.68;margin-bottom:16px;}
.channel__more{font-size:.82rem;font-weight:800;color:var(--volt);display:inline-flex;align-items:center;gap:8px;}
.channel:hover .channel__more i{transform:translateX(4px);}
.channel__more i{transition:transform .24s ease;}
/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  background:rgba(11,11,26,.62);
  overflow:hidden;
  transition:border-color .24s ease,background .24s ease;
}
.faq-item[open]{border-color:rgba(6,182,212,.4);background:rgba(6,182,212,.06);}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:20px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:.98rem;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--volt);transition:transform .26s ease;flex:0 0 auto;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item p{padding:0 24px 22px;font-size:.93rem;color:var(--txt-mute);line-height:1.72;}
/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:52px 44px;
  background:linear-gradient(125deg,rgba(163,230,53,.14),rgba(6,182,212,.12) 55%,rgba(244,63,94,.1));
  border:1px solid rgba(163,230,53,.26);
}
.cta-band h2{font-size:clamp(1.35rem,2.8vw,2rem);font-weight:900;line-height:1.32;margin-bottom:14px;}
.cta-band p{color:var(--txt-soft);font-size:.98rem;line-height:1.72;max-width:640px;margin-bottom:26px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
/* ===== FOOTER ===== */
.site-footer{
  position:relative;z-index:2;
  border-top:1px solid rgba(148,163,184,.14);
  background:linear-gradient(180deg,rgba(7,7,13,.6),rgba(5,5,12,.96));
  padding:62px 0 28px;
  margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.foot-brand .brand{margin-bottom:18px;}
.foot-brand p{font-size:.9rem;color:var(--txt-mute);line-height:1.72;margin-bottom:20px;max-width:380px;}
.foot-pay{display:flex;flex-wrap:wrap;gap:9px;}
.foot-pay span{
  font-size:.74rem;font-weight:700;color:var(--txt-soft);
  padding:6px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.07);
}
.foot-col h4{font-size:.86rem;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.03em;}
.foot-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px;}
.foot-col a{font-size:.88rem;color:var(--txt-mute);transition:color .2s ease;}
.foot-col a:hover{color:var(--volt);}
.foot-bottom{
  margin-top:44px;padding-top:24px;
  border-top:1px solid rgba(148,163,184,.12);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.foot-bottom p{font-size:.78rem;color:var(--txt-mute);line-height:1.6;}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;color:var(--gold);
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(250,204,21,.32);
  background:rgba(250,204,21,.08);
}
/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:20px;
  display:grid;place-items:center;
  color:var(--volt);font-size:1.2rem;
  background:
    linear-gradient(rgba(7,7,13,.88),rgba(7,7,13,.88)) padding-box,
    linear-gradient(135deg,var(--volt),var(--cyan)) border-box;
  border:2px solid transparent;
  backdrop-filter:blur(12px);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabPulse 3s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 32px rgba(163,230,53,.6);}
.fab:active{transform:scale(.94);}
.fab-badge{
  position:absolute;top:8px;right:8px;width:10px;height:10px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 10px var(--pink);
  animation:fabDot 1.5s ease-in-out infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4);}
  50%{box-shadow:0 0 30px rgba(163,230,53,.55);}
}
@keyframes fabDot{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.55;transform:scale(.8);}
}
/* ===== RESPONSIVE ===== */
@media (max-width:1100px){
  .article-shell{grid-template-columns:minmax(0,1fr) 260px;gap:28px;}
  .audience-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:900px){
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .article-shell{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .section{padding:60px 0;}
  .section--tight{padding:44px 0;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .brand-txt strong{max-width:170px;font-size:.82rem;}
  .brand-txt em{font-size:.62rem;}
  .article-hero{padding:44px 0 38px;}
  .stat-strip{grid-template-columns:1fr;}
  .audience-grid{grid-template-columns:1fr;}
  .pull-quote{padding:34px 22px 34px 34px;}
  .pull-quote::before{font-size:3.6rem;left:10px;top:4px;}
  .cta-band{padding:34px 22px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .btn{width:100%;}
  .mobile-menu__cta .btn{width:auto;}
}

/* roulang page: category1 */
:root{
  --bg-1:#07070d;
  --bg-2:#0e0e1e;
  --bg-3:#12122a;
  --panel:rgba(20,20,44,.72);
  --panel-solid:#15152e;
  --line:rgba(163,230,53,.16);
  --line-strong:rgba(6,182,212,.34);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --gold:#facc15;
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-glow:0 18px 50px rgba(6,182,212,.16);
  --shadow-volt:0 14px 40px rgba(163,230,53,.2);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 560px at 92% 4%, rgba(163,230,53,.12), transparent 58%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-2) 48%,var(--bg-1) 100%);
  color:var(--txt);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.24;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
table{border-collapse:collapse;width:100%;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:2;}
.section{padding:76px 0;position:relative;z-index:2;}
.section--tight{padding:52px 0;}
.section--edge{border-top:1px solid rgba(148,163,184,.1);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.left{margin-left:0;margin-right:auto;text-align:left;}
.section-head h2{font-size:clamp(1.5rem,3vw,2.15rem);margin:14px 0 12px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);background:rgba(6,182,212,.09);
  border:1px solid rgba(6,182,212,.3);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--volt{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.32);}
.eyebrow--gold{color:var(--gold);background:rgba(250,204,21,.09);border-color:rgba(250,204,21,.3);}
.lead{color:var(--txt-soft);font-size:1.03rem;line-height:1.72;}
.muted{color:var(--txt-mute);font-size:.94rem;line-height:1.7;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:800;font-size:.95rem;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(120deg,var(--volt),#22d3ee);color:#04121a;box-shadow:0 0 22px rgba(163,230,53,.34);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 30px rgba(163,230,53,.5);}
.btn-ghost{background:rgba(255,255,255,.02);border-color:rgba(6,182,212,.42);color:var(--cyan);}
.btn-ghost:hover{background:rgba(6,182,212,.12);transform:translateY(-3px);color:#fff;}
.btn-outline{background:transparent;border-color:rgba(250,204,21,.45);color:var(--gold);}
.btn-outline:hover{background:rgba(250,204,21,.12);transform:translateY(-3px);}
.btn:active{transform:translateY(0) scale(.98);}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;padding:7px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);background:rgba(148,163,184,.07);
  color:var(--txt-soft);transition:all .2s ease;
}
.chip:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.13);}
.tag{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:7px;}
.tag-hot{background:rgba(244,63,94,.16);color:#fda4af;border:1px solid rgba(244,63,94,.36);}
.tag-vip{background:rgba(250,204,21,.14);color:#fde68a;border:1px solid rgba(250,204,21,.36);}
.tag-new{background:rgba(163,230,53,.14);color:#d9f99d;border:1px solid rgba(163,230,53,.34);}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(148,163,184,.22),transparent);}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}

/* ===== HEADER ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(148,163,184,.12);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;min-width:0;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
  color:#04121a;font-size:1.1rem;box-shadow:0 0 18px rgba(6,182,212,.4);
}
.brand-txt{display:flex;flex-direction:column;min-width:0;}
.brand-txt strong{font-size:.9rem;font-weight:800;color:#fff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px;}
.brand-txt em{font-style:normal;font-size:.68rem;color:var(--txt-mute);letter-spacing:.08em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{font-size:.88rem;font-weight:600;color:var(--txt-soft);padding:9px 14px;border-radius:11px;transition:all .2s ease;white-space:nowrap;}
.nav-links a:hover{color:#fff;background:rgba(6,182,212,.12);}
.nav-links a.active{color:var(--volt);background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.btn-login{font-size:.86rem;font-weight:700;color:var(--cyan);padding:9px 16px;border-radius:999px;border:1px solid rgba(6,182,212,.4);background:transparent;transition:all .2s ease;white-space:nowrap;}
.btn-login:hover{background:rgba(6,182,212,.14);color:#fff;}
.btn-signup{font-size:.86rem;font-weight:800;color:#04121a;padding:10px 20px;border-radius:999px;background:linear-gradient(120deg,var(--volt),#34d399);box-shadow:0 0 16px rgba(163,230,53,.36);transition:all .2s ease;white-space:nowrap;}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.55);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(148,163,184,.24);color:var(--txt-soft);align-items:center;justify-content:center;font-size:1rem;}
.nav-drawer{
  display:none;position:fixed;top:70px;left:0;right:0;z-index:70;
  background:rgba(7,7,13,.98);border-bottom:1px solid rgba(6,182,212,.2);
  padding:16px 22px 22px;backdrop-filter:blur(14px);
}
.nav-drawer.open{display:block;}
.nav-drawer a{display:block;padding:12px 14px;border-radius:12px;color:var(--txt-soft);font-weight:600;font-size:.95rem;}
.nav-drawer a.active{color:var(--volt);background:rgba(163,230,53,.1);}
.nav-drawer a:hover{background:rgba(6,182,212,.12);color:#fff;}

/* ===== HERO ===== */
.hero{position:relative;padding:64px 0 58px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(7,7,13,.94) 0%,rgba(7,7,13,.78) 45%,rgba(7,7,13,.92) 100%),url('/assets/images/e81b9e54f602b7b5.jpg');
  background-size:cover;background-position:center;
  opacity:.55;z-index:0;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;position:relative;z-index:2;}
.hero h1{font-size:clamp(1.7rem,3.6vw,2.7rem);margin:18px 0 16px;line-height:1.22;}
.hero h1 span{background:linear-gradient(120deg,var(--volt),#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--txt-soft);font-size:1.05rem;line-height:1.75;max-width:640px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 22px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;}
.hero-panel{
  background:linear-gradient(160deg,rgba(21,21,46,.94),rgba(10,10,24,.92));
  border:1px solid rgba(6,182,212,.3);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  box-shadow:var(--shadow-glow);
}
.hero-panel h3{font-size:1rem;letter-spacing:.02em;}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--volt);box-shadow:0 0 0 0 rgba(163,230,53,.6);animation:pulse 2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(163,230,53,.5);}70%{box-shadow:0 0 0 12px rgba(163,230,53,0);}100%{box-shadow:0 0 0 0 rgba(163,230,53,0);}}
.rate-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(148,163,184,.16);}
.rate-row:last-of-type{border-bottom:0;}
.rate-val{font-size:1.22rem;font-weight:800;color:var(--volt);min-width:74px;}
.rate-desc{flex:1;min-width:0;}
.rate-desc strong{display:block;font-size:.92rem;color:#fff;}
.rate-desc em{font-style:normal;font-size:.8rem;color:var(--txt-mute);}
.rate-bar{height:6px;border-radius:999px;background:rgba(148,163,184,.16);overflow:hidden;margin-top:8px;}
.rate-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--volt));}
.panel-foot{margin-top:16px;padding-top:16px;border-top:1px solid rgba(148,163,184,.14);font-size:.83rem;color:var(--txt-mute);}

/* ===== CARD / STEPS ===== */
.card{
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(12,12,28,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:26px 24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card h3{font-size:1.06rem;margin-bottom:10px;}
.card p{color:var(--txt-mute);font-size:.94rem;line-height:1.7;}
.card-ico{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.32);color:var(--cyan);
  font-size:1.05rem;margin-bottom:16px;
}
.card-ico--volt{background:rgba(163,230,53,.1);border-color:rgba(163,230,53,.32);color:var(--volt);}
.card-ico--gold{background:rgba(250,204,21,.1);border-color:rgba(250,204,21,.3);color:var(--gold);}
.card-ico--pink{background:rgba(244,63,94,.1);border-color:rgba(244,63,94,.3);color:#fb7185;}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;padding:28px 22px 24px;
  border-radius:var(--radius-md);
  background:linear-gradient(165deg,rgba(18,18,42,.95),rgba(9,9,20,.9));
  border:1px solid rgba(148,163,184,.14);
  transition:transform .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-5px);border-color:rgba(6,182,212,.4);}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;font-weight:800;font-size:.95rem;
  background:linear-gradient(120deg,var(--volt),var(--cyan));color:#04121a;margin-bottom:16px;
}
.step h3{font-size:1.02rem;margin-bottom:9px;}
.step p{color:var(--txt-mute);font-size:.9rem;line-height:1.68;}
.step ul{margin-top:12px;display:grid;gap:7px;}
.step li{font-size:.85rem;color:var(--txt-soft);padding-left:16px;position:relative;}
.step li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--cyan);}

/* ===== COMPARE ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.compare-col{border-radius:var(--radius-md);padding:28px 24px;border:1px solid rgba(148,163,184,.14);background:rgba(12,12,28,.7);}
.compare-col.bad{border-color:rgba(244,63,94,.28);background:linear-gradient(170deg,rgba(48,12,24,.6),rgba(12,12,28,.75));}
.compare-col.good{border-color:rgba(163,230,53,.3);background:linear-gradient(170deg,rgba(18,40,20,.6),rgba(12,12,28,.75));}
.compare-col h3{font-size:1.08rem;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.compare-col ul{display:grid;gap:12px;}
.compare-col li{font-size:.92rem;color:var(--txt-soft);padding-left:24px;position:relative;line-height:1.66;}
.compare-col li::before{font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:1px;font-size:.82rem;}
.compare-col.bad li::before{content:"\f00d";color:#fb7185;}
.compare-col.good li::before{content:"\f00c";color:var(--volt);}

/* ===== TABLE ===== */
.table-wrap{
  border-radius:var(--radius-md);
  border:1px solid rgba(148,163,184,.16);
  background:rgba(11,11,26,.72);
  overflow:hidden;
}
.table-wrap table{min-width:640px;}
.table-wrap thead th{
  background:rgba(6,182,212,.1);
  color:#fff;font-size:.8rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  text-align:left;padding:15px 18px;border-bottom:1px solid rgba(6,182,212,.22);
}
.table-wrap tbody td{padding:15px 18px;font-size:.9rem;color:var(--txt-soft);border-bottom:1px solid rgba(148,163,184,.1);}
.table-wrap tbody tr:last-child td{border-bottom:0;}
.table-wrap tbody tr:hover td{background:rgba(6,182,212,.06);}
.table-wrap td strong{color:#fff;}
.table-scroll{overflow-x:auto;border-radius:var(--radius-md);}

/* ===== STATS ===== */
.stat{
  border-radius:var(--radius-md);
  padding:24px 20px;
  background:linear-gradient(160deg,rgba(20,20,46,.9),rgba(10,10,22,.85));
  border:1px solid rgba(148,163,184,.14);
  transition:border-color .25s ease,transform .25s ease;
}
.stat:hover{border-color:var(--line-strong);transform:translateY(-4px);}
.stat b{display:block;font-size:1.72rem;font-weight:800;background:linear-gradient(120deg,var(--volt),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2;}
.stat span{display:block;margin-top:8px;font-size:.85rem;color:var(--txt-mute);line-height:1.6;}

/* ===== QUOTE ===== */
.quote{
  border-radius:var(--radius-md);
  padding:26px 24px;
  border:1px solid rgba(250,204,21,.22);
  background:linear-gradient(170deg,rgba(40,32,8,.42),rgba(11,11,26,.8));
}
.quote p{font-size:.95rem;color:var(--txt-soft);line-height:1.72;font-style:italic;}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:18px;}
.quote .avatar{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--gold),#f97316);color:#2b1a00;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;}
.quote .who strong{display:block;font-size:.88rem;color:#fff;}
.quote .who em{font-style:normal;font-size:.78rem;color:var(--txt-mute);}
.gallery{border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(148,163,184,.16);background:rgba(10,10,24,.7);}
.gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .5s ease;}
.gallery:hover img{transform:scale(1.04);}

/* ===== CATEGORY ENTRY ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cat-card{
  display:block;border-radius:var(--radius-lg);padding:28px 24px;
  background:linear-gradient(160deg,rgba(20,20,46,.92),rgba(10,10,24,.86));
  border:1px solid rgba(148,163,184,.16);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.cat-card:hover{transform:translateY(-6px);border-color:rgba(163,230,53,.42);box-shadow:var(--shadow-volt);}
.cat-card h3{font-size:1.1rem;margin:14px 0 10px;}
.cat-card p{color:var(--txt-mute);font-size:.9rem;line-height:1.68;}
.cat-card .go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:.85rem;font-weight:800;color:var(--volt);}
.cat-card.is-current{border-color:rgba(6,182,212,.42);}

/* ===== FAQ ===== */
.faq{display:grid;gap:14px;max-width:920px;}
details.qa{
  border-radius:var(--radius-sm);
  border:1px solid rgba(148,163,184,.16);
  background:rgba(12,12,28,.72);
  padding:0 22px;
  transition:border-color .25s ease,background .25s ease;
}
details.qa[open]{border-color:rgba(6,182,212,.4);background:rgba(14,18,38,.85);}
details.qa summary{
  list-style:none;cursor:pointer;padding:20px 30px 20px 0;position:relative;
  font-weight:700;font-size:.98rem;color:#fff;line-height:1.55;
}
details.qa summary::-webkit-details-marker{display:none;}
details.qa summary::after{
  content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  color:var(--cyan);font-size:.9rem;transition:transform .25s ease;
}
details.qa[open] summary::after{content:"\f068";}
details.qa .ans{padding:0 0 20px;color:var(--txt-mute);font-size:.92rem;line-height:1.72;}

/* ===== CTA BAND ===== */
.cta-band{
  border-radius:var(--radius-lg);
  padding:44px 40px;
  background:
    radial-gradient(600px 260px at 12% 0%, rgba(163,230,53,.2), transparent 65%),
    radial-gradient(600px 260px at 88% 100%, rgba(6,182,212,.22), transparent 65%),
    linear-gradient(150deg,rgba(21,21,50,.96),rgba(9,9,20,.94));
  border:1px solid rgba(6,182,212,.3);
  display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center;
}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,1.95rem);margin:14px 0 12px;}
.cta-band .btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.pay-row span{
  font-size:.78rem;font-weight:700;color:var(--txt-soft);
  padding:8px 14px;border-radius:10px;
  background:rgba(148,163,184,.1);border:1px solid rgba(148,163,184,.2);
}
.pay-panel{border-radius:var(--radius-md);border:1px dashed rgba(163,230,53,.36);padding:22px 20px;background:rgba(9,14,26,.6);}
.pay-panel ul{display:grid;gap:12px;}
.pay-panel li{font-size:.88rem;color:var(--txt-soft);display:flex;gap:10px;align-items:flex-start;}
.pay-panel li i{color:var(--volt);margin-top:3px;}

/* ===== FOOTER ===== */
.site-footer{
  position:relative;z-index:2;
  border-top:1px solid rgba(148,163,184,.14);
  background:linear-gradient(180deg,rgba(9,9,20,.6),rgba(6,6,14,.95));
  padding:60px 0 26px;margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{color:var(--txt-mute);font-size:.88rem;line-height:1.7;max-width:360px;}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.foot-pay span{font-size:.74rem;font-weight:700;color:var(--txt-soft);padding:6px 11px;border-radius:8px;background:rgba(148,163,184,.1);border:1px solid rgba(148,163,184,.18);}
.foot-col h4{font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;color:#fff;margin-bottom:16px;}
.foot-col ul{display:grid;gap:11px;}
.foot-col a{font-size:.88rem;color:var(--txt-mute);transition:color .2s ease,padding-left .2s ease;}
.foot-col a:hover{color:var(--volt);padding-left:4px;}
.foot-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid rgba(148,163,184,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
}
.foot-bottom p{font-size:.8rem;color:var(--txt-mute);max-width:760px;line-height:1.65;}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;color:var(--txt-soft);
  padding:8px 14px;border-radius:999px;border:1px solid rgba(148,163,184,.22);background:rgba(148,163,184,.07);
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px 10px 12px;border-radius:999px;
  background:rgba(7,7,13,.8);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.82),rgba(7,7,13,.82)),linear-gradient(120deg,var(--volt),var(--cyan));
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.4);
  opacity:.78;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 30px rgba(6,182,212,.62);}
.fab:active{transform:scale(.95);}
.fab-ico{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--volt),var(--cyan));color:#04121a;font-size:.92rem;}
.fab-txt{font-size:.76rem;font-weight:800;color:#fff;line-height:1.15;letter-spacing:.02em;}
.fab-dot{position:absolute;top:4px;right:8px;width:10px;height:10px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 2px rgba(7,7,13,.9);animation:pulse 1.8s infinite;}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cat-grid{grid-template-columns:1fr 1fr;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .nav-links a{padding:9px 11px;font-size:.84rem;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .brand-txt strong{max-width:180px;font-size:.82rem;}
}
@media (max-width:768px){
  .section{padding:58px 0;}
  .section--tight{padding:44px 0;}
  .grid-2,.grid-3,.grid-4,.compare,.cat-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .foot-brand{grid-column:1 / -1;}
  .hero{padding:44px 0 46px;}
  .hero-cta .btn{flex:1 1 100%;}
  .brand-txt em{display:none;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-wrap{height:64px;}
  .nav-drawer{top:64px;}
  .btn-login{padding:8px 11px;font-size:.78rem;}
  .btn-signup{padding:9px 13px;font-size:.78rem;}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:11px;font-size:1rem;}
  .brand-txt strong{max-width:120px;font-size:.76rem;}
  .foot-grid{grid-template-columns:1fr;}
  .cta-band{padding:28px 20px;}
  .card,.step{padding:22px 18px;}
  .fab{padding:9px 14px 9px 10px;bottom:5rem;}
  .fab-txt{display:none;}
}

/* roulang page: category3 */
:root{
  --bg-1:#07070d;
  --bg-2:#0e0e1e;
  --bg-3:#12122a;
  --panel:rgba(20,20,44,.72);
  --panel-solid:#15152e;
  --line:rgba(163,230,53,.16);
  --line-strong:rgba(6,182,212,.34);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --gold:#facc15;
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-glow:0 18px 50px rgba(6,182,212,.16);
  --shadow-volt:0 14px 40px rgba(163,230,53,.2);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 560px at 92% 4%, rgba(163,230,53,.12), transparent 58%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-2) 48%,var(--bg-1) 100%);
  color:var(--txt);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:2;}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.84);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(148,163,184,.12);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;min-width:0;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
  color:#04121a;font-size:1.1rem;
  box-shadow:0 0 18px rgba(6,182,212,.4);
}
.brand-txt{display:flex;flex-direction:column;min-width:0;}
.brand-txt strong{font-size:.9rem;font-weight:800;color:#fff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px;}
.brand-txt em{font-style:normal;font-size:.68rem;color:var(--txt-mute);letter-spacing:.08em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  font-size:.88rem;font-weight:600;color:var(--txt-soft);
  padding:9px 14px;border-radius:11px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(6,182,212,.12);}
.nav-links a.active{color:var(--volt);background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.btn-login{
  font-size:.86rem;font-weight:700;color:var(--cyan);
  padding:9px 16px;border-radius:999px;border:1px solid rgba(6,182,212,.4);
  background:transparent;transition:all .2s ease;white-space:nowrap;
}
.btn-login:hover{background:rgba(6,182,212,.14);color:#fff;}
.btn-signup{
  font-size:.86rem;font-weight:800;color:#04121a;
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(120deg,var(--volt),#34d399);
  box-shadow:0 0 16px rgba(163,230,53,.36);
  transition:all .2s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.55);}
.btn-signup:active{transform:translateY(0) scale(.97);}

/* ===== SHARED ===== */
.section{padding:78px 0;position:relative;z-index:2;}
.section--tight{padding:56px 0;}
.section--edge{border-top:1px solid rgba(148,163,184,.1);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
  background:rgba(6,182,212,.09);
  border:1px solid rgba(6,182,212,.3);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--volt{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.32);}
.eyebrow--gold{color:var(--gold);background:rgba(250,204,21,.09);border-color:rgba(250,204,21,.3);}
.eyebrow--pink{color:#fda4af;background:rgba(244,63,94,.1);border-color:rgba(244,63,94,.32);}
.lead{color:var(--txt-soft);font-size:1.02rem;line-height:1.72;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:800;font-size:.95rem;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(120deg,var(--volt),#22d3ee);color:#04121a;box-shadow:0 0 22px rgba(163,230,53,.34);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 30px rgba(163,230,53,.5);}
.btn-ghost{background:rgba(255,255,255,.02);border-color:rgba(6,182,212,.42);color:var(--cyan);}
.btn-ghost:hover{background:rgba(6,182,212,.12);transform:translateY(-3px);color:#fff;}
.btn-outline{background:transparent;border-color:rgba(250,204,21,.45);color:var(--gold);}
.btn-outline:hover{background:rgba(250,204,21,.12);transform:translateY(-3px);}
.btn:active{transform:translateY(0) scale(.98);}
.btn:focus-visible,a:focus-visible,summary:focus-visible,.field:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;
  padding:7px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.07);
  color:var(--txt-soft);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.13);}
.card{
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(12,12,28,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:26px 24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card h3{font-size:1.08rem;margin-bottom:10px;}
.card p{color:var(--txt-mute);font-size:.94rem;line-height:1.68;}
.tag{
  display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:7px;
}
.tag-hot{background:rgba(244,63,94,.16);color:#fda4af;border:1px solid rgba(244,63,94,.36);}
.tag-vip{background:rgba(250,204,21,.14);color:#fde68a;border:1px solid rgba(250,204,21,.36);}
.tag-new{background:rgba(163,230,53,.14);color:#d9f99d;border:1px solid rgba(163,230,53,.34);}
.tag-cyan{background:rgba(6,182,212,.14);color:#67e8f9;border:1px solid rgba(6,182,212,.36);}
.sec-head{max-width:760px;margin-bottom:38px;}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.05rem);margin:14px 0 12px;font-weight:800;}
.sec-head--wide{max-width:900px;}

/* ===== HERO ===== */
.hero{
  position:relative;
  padding:84px 0 76px;
  border-bottom:1px solid rgba(148,163,184,.12);
  background-image:
    linear-gradient(112deg,rgba(7,7,13,.96) 0%,rgba(7,7,13,.86) 45%,rgba(14,14,30,.74) 100%),
    url('/assets/images/541c037f48cee287.jpg');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(6,182,212,.5),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:start;position:relative;z-index:2;}
.hero h1{
  font-size:clamp(1.7rem,3.5vw,2.62rem);
  font-weight:800;margin:18px 0 18px;
  line-height:1.24;
}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--volt),#22d3ee);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}

.apply-card{
  background:linear-gradient(165deg,rgba(21,21,46,.96),rgba(11,11,26,.94));
  border:1px solid rgba(6,182,212,.28);
  border-radius:var(--radius-lg);
  padding:28px 26px;
  box-shadow:var(--shadow-glow);
}
.apply-card h2{font-size:1.12rem;font-weight:800;margin-bottom:6px;}
.apply-sub{color:var(--txt-mute);font-size:.88rem;margin-bottom:18px;}
.apply-list{display:grid;gap:11px;margin-bottom:20px;}
.apply-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:.9rem;color:var(--txt-soft);
}
.apply-list li i{color:var(--volt);margin-top:4px;font-size:.82rem;}
.apply-note{
  font-size:.78rem;color:var(--txt-mute);
  border-top:1px dashed rgba(148,163,184,.22);
  padding-top:14px;margin-top:16px;
}
.apply-btn{width:100%;}

/* ===== PAIN LIST ===== */
.pain-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}
.pain-list{display:grid;gap:1px;background:rgba(148,163,184,.12);border:1px solid rgba(148,163,184,.12);border-radius:var(--radius-md);overflow:hidden;}
.pain-item{
  background:rgba(12,12,28,.92);
  padding:22px 24px;
  display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:start;
  transition:background .22s ease;
}
.pain-item:hover{background:rgba(30,30,60,.92);}
.pain-num{
  font-size:1.3rem;font-weight:800;
  color:transparent;
  background:linear-gradient(120deg,#f43f5e,#facc15);
  -webkit-background-clip:text;background-clip:text;
  line-height:1.2;
}
.pain-item h3{font-size:1rem;margin-bottom:6px;}
.pain-item p{color:var(--txt-mute);font-size:.92rem;}

/* ===== PRINCIPLES ===== */
.split{display:grid;grid-template-columns:.78fr 1.22fr;gap:44px;align-items:start;}
.sticky-head{position:sticky;top:96px;}
.sticky-head h2{font-size:clamp(1.5rem,2.5vw,2rem);margin:14px 0 12px;font-weight:800;}
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.principle{
  background:linear-gradient(160deg,rgba(22,22,48,.92),rgba(12,12,28,.88));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.principle:hover{transform:translateY(-5px);border-color:rgba(163,230,53,.4);box-shadow:var(--shadow-volt);}
.principle-icon{
  width:44px;height:44px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.3);
  color:var(--volt);font-size:1rem;margin-bottom:16px;
}
.principle h3{font-size:1.02rem;margin-bottom:9px;}
.principle p{color:var(--txt-mute);font-size:.92rem;line-height:1.66;}
.principle .mini{margin-top:14px;font-size:.78rem;color:#7dd3fc;font-weight:700;letter-spacing:.02em;}

/* ===== ROADMAP ===== */
.roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step{
  position:relative;
  background:linear-gradient(170deg,rgba(18,18,42,.94),rgba(10,10,24,.9));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:28px 24px 26px;
  transition:border-color .26s ease,transform .26s ease,box-shadow .26s ease;
}
.step:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.step-label{
  font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
}
.step h3{font-size:1.06rem;margin:10px 0 10px;}
.step p{color:var(--txt-mute);font-size:.92rem;}
.step-time{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:16px;font-size:.76rem;font-weight:700;
  color:#d9f99d;background:rgba(163,230,53,.1);
  border:1px solid rgba(163,230,53,.28);
  padding:6px 12px;border-radius:999px;
}

/* ===== METRICS ===== */
.metric-band{
  border:1px solid rgba(6,182,212,.22);
  border-radius:var(--radius-lg);
  background:
    radial-gradient(700px 260px at 10% 0%, rgba(6,182,212,.16), transparent 65%),
    linear-gradient(150deg,rgba(18,18,42,.96),rgba(10,10,24,.94));
  padding:38px 32px;
}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.metric{text-align:left;border-left:2px solid rgba(163,230,53,.4);padding-left:18px;}
.metric strong{
  display:block;font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;
  background:linear-gradient(120deg,var(--volt),#22d3ee);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.2;
}
.metric span{display:block;font-size:.85rem;color:var(--txt-mute);margin-top:6px;}

/* ===== VOICES ===== */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.voice{
  background:rgba(14,14,30,.8);
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px;
}
.voice p{color:var(--txt-soft);font-size:.93rem;line-height:1.68;}
.voice-who{display:flex;align-items:center;gap:12px;margin-top:18px;}
.voice-avatar{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.85rem;color:#04121a;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
}
.voice-who span{font-size:.84rem;color:var(--txt-mute);}
.voice-who strong{display:block;font-size:.88rem;color:#fff;font-weight:700;}

/* ===== FIT LIST ===== */
.fit-list{display:grid;gap:16px;}
.fit-row{
  display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  background:linear-gradient(120deg,rgba(20,20,44,.82),rgba(11,11,26,.72));
  padding:22px 24px;
  transition:border-color .24s ease,transform .24s ease;
}
.fit-row:hover{border-color:rgba(163,230,53,.36);transform:translateX(4px);}
.fit-icon{
  width:48px;height:48px;border-radius:14px;flex:0 0 48px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.3);
  color:#67e8f9;font-size:1.05rem;
}
.fit-row h3{font-size:1rem;margin-bottom:5px;}
.fit-row p{color:var(--txt-mute);font-size:.9rem;}
.fit-flag{font-size:.74rem;font-weight:800;color:#d9f99d;white-space:nowrap;}

/* ===== NEWS ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  background:linear-gradient(160deg,rgba(20,20,44,.9),rgba(11,11,26,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.news-card:hover{transform:translateY(-6px);border-color:rgba(163,230,53,.4);box-shadow:var(--shadow-volt);}
.news-card h3{font-size:1rem;line-height:1.45;color:#fff;}
.news-card p{color:var(--txt-mute);font-size:.9rem;line-height:1.65;}
.news-meta{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.76rem;color:var(--txt-mute);margin-top:auto;padding-top:8px;
}
.empty-note{
  border:1px dashed rgba(148,163,184,.3);
  border-radius:var(--radius-md);
  padding:28px;color:var(--txt-mute);font-size:.93rem;text-align:left;
}

/* ===== FAQ ===== */
.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start;}
.faq-list{display:grid;gap:12px;}
.faq-item{
  border:1px solid rgba(148,163,184,.16);
  border-radius:var(--radius-md);
  background:rgba(12,12,28,.82);
  overflow:hidden;
  transition:border-color .24s ease;
}
.faq-item[open]{border-color:rgba(6,182,212,.4);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:20px 24px;
  font-size:.98rem;font-weight:700;color:#fff;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:.75rem;color:var(--cyan);transition:transform .24s ease;
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-body{padding:0 24px 22px;color:var(--txt-mute);font-size:.93rem;line-height:1.72;}

/* ===== CTA ===== */
.cta-final{
  text-align:center;
  border:1px solid rgba(163,230,53,.26);
  border-radius:var(--radius-lg);
  background:
    radial-gradient(760px 300px at 50% 0%, rgba(163,230,53,.16), transparent 68%),
    linear-gradient(160deg,rgba(18,18,42,.96),rgba(9,9,22,.95));
  padding:56px 32px;
}
.cta-final h2{font-size:clamp(1.45rem,2.8vw,2.05rem);margin-bottom:14px;font-weight:800;}
.cta-final p{color:var(--txt-soft);max-width:680px;margin:0 auto 28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-pay{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px;}
.cta-pay span{
  font-size:.76rem;font-weight:700;color:var(--txt-soft);
  border:1px solid rgba(148,163,184,.24);
  background:rgba(148,163,184,.07);
  padding:7px 14px;border-radius:999px;
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(7,7,13,.82);
  backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.9),rgba(7,7,13,.9)),linear-gradient(135deg,var(--volt),var(--cyan));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  color:var(--volt);font-size:1.25rem;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:transform .24s ease,box-shadow .24s ease,opacity .24s ease;
  opacity:.78;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(163,230,53,.6);}
.fab:active{transform:scale(.94);}
.fab i{transition:transform .4s ease;}
.fab:hover i{transform:rotate(360deg);}
.fab-dot{
  position:absolute;top:-2px;right:-2px;
  width:13px;height:13px;border-radius:50%;
  background:var(--pink);
  box-shadow:0 0 0 3px rgba(7,7,13,.95),0 0 12px rgba(244,63,94,.9);
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4);}
  50%{box-shadow:0 0 30px rgba(163,230,53,.62);}
}

/* ===== FOOTER ===== */
.site-footer{
  border-top:1px solid rgba(148,163,184,.14);
  background:linear-gradient(180deg,rgba(8,8,18,.6),rgba(5,5,12,.96));
  padding:60px 0 28px;
  position:relative;z-index:2;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{color:var(--txt-mute);font-size:.9rem;line-height:1.7;max-width:380px;}
.foot-pay{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px;}
.foot-pay span{
  font-size:.74rem;font-weight:700;color:var(--txt-soft);
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.06);
  padding:6px 12px;border-radius:999px;
}
.foot-col h4{
  font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);margin-bottom:16px;
}
.foot-col ul{display:grid;gap:11px;}
.foot-col a{font-size:.9rem;color:var(--txt-mute);transition:color .2s ease,padding-left .2s ease;}
.foot-col a:hover{color:#fff;padding-left:4px;}
.foot-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(148,163,184,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.foot-bottom p{font-size:.82rem;color:var(--txt-mute);}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;color:#fda4af;
  border:1px solid rgba(244,63,94,.35);
  background:rgba(244,63,94,.1);
  padding:7px 14px;border-radius:999px;
}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .pain-grid{grid-template-columns:1fr;gap:30px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .sticky-head{position:static;}
  .faq-wrap{grid-template-columns:1fr;gap:30px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:26px;}
  .roadmap{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:900px){
  .nav-wrap{height:auto;flex-wrap:wrap;padding:12px 0;gap:10px;}
  .brand{flex:1 1 auto;}
  .brand-txt strong{max-width:190px;}
  .nav-links{
    order:3;width:100%;overflow-x:auto;gap:8px;
    padding-bottom:4px;scrollbar-width:none;-webkit-overflow-scrolling:touch;
  }
  .nav-links::-webkit-scrollbar{display:none;}
  .nav-links a{padding:8px 12px;font-size:.84rem;}
  .nav-actions{flex:0 0 auto;}
}
@media (max-width:768px){
  .section{padding:58px 0;}
  .hero{padding:58px 0 54px;}
  .principle-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .metric-band{padding:28px 22px;}
  .cta-final{padding:42px 22px;}
  .fit-row{grid-template-columns:auto 1fr;gap:16px;}
  .fit-flag{grid-column:2;justify-self:start;}
  .container{padding:0 18px;}
}
@media (max-width:520px){
  .brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:11px;}
  .brand-txt strong{font-size:.82rem;max-width:150px;}
  .brand-txt em{font-size:.62rem;}
  .btn-login{padding:8px 12px;font-size:.8rem;}
  .btn-signup{padding:9px 14px;font-size:.8rem;}
  .btn{padding:13px 20px;font-size:.9rem;}
  .metric-grid{grid-template-columns:1fr;}
  .metric{border-left-width:2px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .pain-item{grid-template-columns:40px 1fr;gap:12px;padding:20px 18px;}
  .apply-card{padding:22px 18px;}
  .fab{width:52px;height:52px;font-size:1.1rem;bottom:5rem;left:.75rem;}
}

/* roulang page: category2 */
:root{
  --bg-1:#07070d;
  --bg-2:#0e0e1e;
  --bg-3:#12122a;
  --panel:rgba(20,20,44,.72);
  --panel-solid:#15152e;
  --line:rgba(163,230,53,.16);
  --line-strong:rgba(6,182,212,.34);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --gold:#facc15;
  --txt:#ffffff;
  --txt-soft:#cbd5e1;
  --txt-mute:#94a3b8;
  --radius-lg:26px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-glow:0 18px 50px rgba(6,182,212,.16);
  --shadow-volt:0 14px 40px rgba(163,230,53,.2);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Be Vietnam Pro","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 560px at 92% 4%, rgba(163,230,53,.12), transparent 58%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-2) 48%,var(--bg-1) 100%);
  color:var(--txt);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(148,163,184,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.05) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{line-height:1.25;margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;position:relative;z-index:2;}
.section{padding:78px 0;position:relative;z-index:2;}
.section--tight{padding:52px 0;}
.section--edge{border-top:1px solid rgba(148,163,184,.1);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
  background:rgba(6,182,212,.09);
  border:1px solid rgba(6,182,212,.3);
  padding:7px 14px;border-radius:999px;
}
.eyebrow--volt{color:var(--volt);background:rgba(163,230,53,.09);border-color:rgba(163,230,53,.32);}
.eyebrow--gold{color:var(--gold);background:rgba(250,204,21,.09);border-color:rgba(250,204,21,.3);}
.lead{color:var(--txt-soft);font-size:1.03rem;line-height:1.72;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:800;font-size:.95rem;
  padding:14px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--volt),#22d3ee);
  color:#04121a;
  box-shadow:0 0 22px rgba(163,230,53,.34);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 30px rgba(163,230,53,.5);}
.btn-ghost{
  background:rgba(255,255,255,.02);
  border-color:rgba(6,182,212,.42);
  color:var(--cyan);
}
.btn-ghost:hover{background:rgba(6,182,212,.12);transform:translateY(-3px);color:#fff;}
.btn-outline{background:transparent;border-color:rgba(250,204,21,.45);color:var(--gold);}
.btn-outline:hover{background:rgba(250,204,21,.12);transform:translateY(-3px);}
.btn:active{transform:translateY(0) scale(.98);}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;}

.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;
  padding:7px 13px;border-radius:999px;
  border:1px solid rgba(148,163,184,.22);
  background:rgba(148,163,184,.07);
  color:var(--txt-soft);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--cyan);color:#fff;background:rgba(6,182,212,.13);}

.card{
  background:linear-gradient(160deg,rgba(22,22,48,.9),rgba(12,12,28,.86));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  padding:26px 24px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card h3{font-size:1.08rem;margin-bottom:10px;}
.card p{color:var(--txt-mute);font-size:.94rem;line-height:1.68;}

.tag{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:7px;}
.tag-hot{background:rgba(244,63,94,.16);color:#fda4af;border:1px solid rgba(244,63,94,.36);}
.tag-vip{background:rgba(250,204,21,.14);color:#fde68a;border:1px solid rgba(250,204,21,.36);}
.tag-new{background:rgba(163,230,53,.14);color:#d9f99d;border:1px solid rgba(163,230,53,.34);}

/* ===== HEADER / NAV ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(148,163,184,.12);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px;position:relative;}
.brand{display:flex;align-items:center;gap:11px;min-width:0;order:1;margin-right:auto;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));
  color:#04121a;font-size:1.1rem;
  box-shadow:0 0 18px rgba(6,182,212,.4);
}
.brand-txt{display:flex;flex-direction:column;min-width:0;}
.brand-txt strong{font-size:.9rem;font-weight:800;color:#fff;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:270px;}
.brand-txt em{font-style:normal;font-size:.68rem;color:var(--txt-mute);letter-spacing:.08em;text-transform:uppercase;}
.nav-links{display:flex;align-items:center;gap:6px;order:2;}
.nav-links a{
  font-size:.88rem;font-weight:600;color:var(--txt-soft);
  padding:9px 14px;border-radius:11px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(6,182,212,.12);}
.nav-links a.active{color:var(--volt);background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;order:3;}
.btn-login{
  font-size:.86rem;font-weight:700;color:var(--cyan);
  padding:9px 16px;border-radius:999px;border:1px solid rgba(6,182,212,.4);
  background:transparent;transition:all .2s ease;
}
.btn-login:hover{background:rgba(6,182,212,.14);color:#fff;}
.btn-signup{
  font-size:.86rem;font-weight:800;color:#04121a;
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(120deg,var(--volt),#34d399);
  box-shadow:0 0 16px rgba(163,230,53,.36);
  transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.55);}
.nav-toggle-cb{display:none;}
.nav-toggle{
  display:none;width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  align-items:center;justify-content:center;cursor:pointer;
  border:1px solid rgba(6,182,212,.35);background:rgba(6,182,212,.08);
  color:var(--cyan);font-size:1rem;order:4;
}

/* ===== PAGE HERO ===== */
.page-hero{padding:62px 0 44px;position:relative;overflow:hidden;}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,182,212,.22),transparent 66%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;}
.hero-copy h1{font-size:clamp(1.75rem,3.4vw,2.75rem);font-weight:900;letter-spacing:-.02em;margin:18px 0 16px;}
.hero-copy h1 span{
  background:linear-gradient(110deg,var(--volt),var(--cyan) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-copy .lead{max-width:60ch;}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin:26px 0 22px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:9px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;border-radius:var(--radius-lg);
  border:1px solid rgba(6,182,212,.3);
  box-shadow:var(--shadow-glow);
  aspect-ratio:4/3;object-fit:cover;
}
.hero-visual::before{
  content:"";position:absolute;inset:-14px;border-radius:32px;
  background:linear-gradient(140deg,rgba(163,230,53,.24),transparent 52%,rgba(244,63,94,.2));
  filter:blur(22px);z-index:-1;
}
.hero-ticket{
  position:absolute;left:-16px;bottom:-22px;
  background:rgba(9,9,20,.94);backdrop-filter:blur(12px);
  border:1px solid rgba(163,230,53,.35);border-radius:var(--radius-md);
  padding:16px 18px;min-width:212px;
  box-shadow:0 16px 40px rgba(0,0,0,.55);
}
.hero-ticket .tk-label{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-mute);font-weight:700;}
.hero-ticket strong{display:block;font-size:1.5rem;font-weight:900;color:var(--volt);line-height:1.2;margin-top:4px;}
.hero-ticket small{display:block;color:var(--txt-mute);font-size:.78rem;margin-top:4px;}

/* ===== METRIC BAND ===== */
.metric-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(148,163,184,.14);
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);overflow:hidden;
}
.metric{background:rgba(11,11,26,.92);padding:24px 22px;text-align:left;}
.metric strong{display:block;font-size:1.6rem;font-weight:900;color:var(--cyan);line-height:1.15;}
.metric:nth-child(2) strong{color:var(--volt);}
.metric:nth-child(3) strong{color:var(--gold);}
.metric:nth-child(4) strong{color:var(--pink);}
.metric span{display:block;font-size:.82rem;color:var(--txt-mute);margin-top:6px;}

/* ===== SECTION HEAD ===== */
.section-head{max-width:760px;margin-bottom:38px;}
.section-head h2{font-size:clamp(1.4rem,2.5vw,2.05rem);font-weight:800;margin:16px 0 12px;letter-spacing:-.015em;}

/* ===== PAIN / SOLVE ===== */
.pain-solve{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.ps-col{border-radius:var(--radius-lg);padding:30px 26px;border:1px solid rgba(148,163,184,.14);}
.ps-col--pain{background:linear-gradient(165deg,rgba(60,12,24,.55),rgba(12,12,26,.9));border-color:rgba(244,63,94,.28);}
.ps-col--solve{background:linear-gradient(165deg,rgba(9,44,42,.55),rgba(12,12,26,.9));border-color:rgba(163,230,53,.3);}
.ps-col h3{display:flex;align-items:center;gap:10px;font-size:1.12rem;margin-bottom:20px;}
.ps-col h3 i{font-size:.95rem;}
.ps-col--pain h3 i{color:var(--pink);}
.ps-col--solve h3 i{color:var(--volt);}
.ps-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(148,163,184,.16);font-size:.94rem;color:var(--txt-soft);line-height:1.6;}
.ps-list li:last-child{border-bottom:none;}
.ps-list li i{margin-top:5px;font-size:.8rem;flex:0 0 16px;}
.ps-col--pain .ps-list li i{color:var(--pink);}
.ps-col--solve .ps-list li i{color:var(--volt);}

/* ===== CARD GRID ===== */
.card-grid{display:grid;gap:22px;}
.cols-4{grid-template-columns:repeat(4,1fr);}
.cols-3{grid-template-columns:repeat(3,1fr);}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;margin-bottom:16px;
  background:rgba(6,182,212,.13);color:var(--cyan);border:1px solid rgba(6,182,212,.32);
}
.card:nth-child(2) .card-icon{background:rgba(163,230,53,.13);color:var(--volt);border-color:rgba(163,230,53,.32);}
.card:nth-child(3) .card-icon{background:rgba(250,204,21,.13);color:var(--gold);border-color:rgba(250,204,21,.32);}
.card:nth-child(4) .card-icon{background:rgba(244,63,94,.13);color:var(--pink);border-color:rgba(244,63,94,.32);}

/* ===== STEPS ===== */
.step-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step{
  background:linear-gradient(170deg,rgba(19,19,44,.92),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);padding:26px 22px;position:relative;
  transition:transform .26s ease,border-color .26s ease;
}
.step:hover{transform:translateY(-6px);border-color:var(--line-strong);}
.step-num{
  width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:.95rem;color:#04121a;
  background:linear-gradient(130deg,var(--volt),var(--cyan));margin-bottom:16px;
}
.step h3{font-size:1rem;margin-bottom:9px;}
.step p{color:var(--txt-mute);font-size:.9rem;line-height:1.66;}

/* ===== RATE TABLE ===== */
.table-shell{
  border:1px solid rgba(148,163,184,.15);border-radius:var(--radius-lg);
  overflow:hidden;background:rgba(11,11,26,.72);
}
.rate-table{width:100%;border-collapse:collapse;min-width:600px;}
.rate-table thead th{
  background:rgba(6,182,212,.1);
  font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-soft);
  padding:16px 20px;text-align:left;font-weight:800;border-bottom:1px solid rgba(148,163,184,.16);
}
.rate-table tbody td{padding:17px 20px;font-size:.93rem;color:var(--txt-soft);border-bottom:1px solid rgba(148,163,184,.09);}
.rate-table tbody tr:last-child td{border-bottom:none;}
.rate-table tbody tr:hover td{background:rgba(6,182,212,.06);}
.rate-table tbody td:first-child{color:#fff;font-weight:700;}
.rate-table .ok{color:var(--volt);font-weight:700;}
.table-scroll{overflow-x:auto;}

/* ===== USE CASES ===== */
.use-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.use-item{
  border-left:2px solid rgba(163,230,53,.5);
  padding:6px 0 6px 22px;
}
.use-item h3{font-size:1.05rem;margin-bottom:10px;color:#fff;}
.use-item p{color:var(--txt-mute);font-size:.93rem;line-height:1.68;}

/* ===== SAFE ===== */
.safe-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.safe-item{
  display:flex;gap:16px;padding:22px 22px;
  border:1px solid rgba(148,163,184,.14);border-radius:var(--radius-md);
  background:rgba(13,13,30,.7);
  transition:border-color .24s ease,background .24s ease;
}
.safe-item:hover{border-color:rgba(6,182,212,.4);background:rgba(15,15,36,.86);}
.safe-item i{
  flex:0 0 42px;width:42px;height:42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.12);color:var(--cyan);font-size:1rem;
  border:1px solid rgba(6,182,212,.3);
}
.safe-item h3{font-size:1rem;margin-bottom:8px;}
.safe-item p{color:var(--txt-mute);font-size:.92rem;line-height:1.66;}

/* ===== QUOTES ===== */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote{
  background:linear-gradient(165deg,rgba(20,20,46,.9),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);border-radius:var(--radius-md);
  padding:26px 24px;display:flex;flex-direction:column;gap:16px;
  transition:transform .26s ease,border-color .26s ease;
}
.quote:hover{transform:translateY(-5px);border-color:rgba(250,204,21,.36);}
.quote .stars{color:var(--gold);font-size:.82rem;letter-spacing:2px;}
.quote p{color:var(--txt-soft);font-size:.94rem;line-height:1.7;}
.quote .who{display:flex;align-items:center;gap:11px;margin-top:auto;}
.quote .who span{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--volt),var(--cyan));color:#04121a;font-weight:900;font-size:.85rem;
}
.quote .who strong{font-size:.88rem;color:#fff;font-weight:700;}
.quote .who em{display:block;font-style:normal;font-size:.76rem;color:var(--txt-mute);}

/* ===== POSTS ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{
  background:linear-gradient(170deg,rgba(19,19,44,.92),rgba(11,11,26,.9));
  border:1px solid rgba(148,163,184,.14);border-radius:var(--radius-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.post-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.post-thumb{display:block;overflow:hidden;}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease;filter:saturate(.92);}
.post-card:hover .post-thumb img{transform:scale(1.06);}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-tag{
  align-self:flex-start;font-size:.66rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:7px;color:#d9f99d;background:rgba(163,230,53,.12);border:1px solid rgba(163,230,53,.3);
}
.post-body h3{font-size:1rem;line-height:1.45;}
.post-body h3 a:hover{color:var(--volt);}
.post-body p{color:var(--txt-mute);font-size:.89rem;line-height:1.64;}
.post-date{font-size:.78rem;color:var(--txt-mute);margin-top:auto;display:inline-flex;align-items:center;gap:7px;}
.empty-note{color:var(--txt-mute);font-size:.95rem;padding:22px 0;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  border:1px solid rgba(148,163,184,.16);border-radius:var(--radius-md);
  background:rgba(12,12,28,.72);overflow:hidden;transition:border-color .24s ease;
}
.faq-item[open]{border-color:rgba(6,182,212,.4);background:rgba(14,14,33,.9);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:.98rem;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;
  color:var(--cyan);font-size:.8rem;transition:transform .26s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{content:"\f068";transform:rotate(180deg);}
.faq-item .faq-body{padding:0 22px 20px;color:var(--txt-mute);font-size:.93rem;line-height:1.72;}

/* ===== CTA ===== */
.cta-band{
  margin:0 auto 74px;max-width:var(--container);
  border-radius:var(--radius-lg);
  background:
    radial-gradient(700px 300px at 12% 0%, rgba(163,230,53,.2), transparent 60%),
    radial-gradient(600px 320px at 88% 100%, rgba(6,182,212,.22), transparent 62%),
    linear-gradient(150deg,rgba(21,21,48,.96),rgba(9,9,20,.98));
  border:1px solid rgba(163,230,53,.28);
  padding:52px 40px;text-align:center;
}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:900;margin-bottom:14px;}
.cta-band p{color:var(--txt-soft);max-width:660px;margin:0 auto 26px;font-size:1rem;line-height:1.72;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-note{margin-top:20px;font-size:.8rem;color:var(--txt-mute);}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:19px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(7,7,13,.84);backdrop-filter:blur(14px);
  border:1px solid rgba(6,182,212,.5);
  color:var(--volt);font-size:1.2rem;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:transform .22s ease,box-shadow .22s ease,opacity .22s ease;
  opacity:.9;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab:hover{transform:scale(1.09);opacity:1;box-shadow:0 0 30px rgba(163,230,53,.6);}
.fab:active{transform:scale(.94);}
.fab .fab-dot{
  position:absolute;top:8px;right:8px;width:11px;height:11px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 10px rgba(244,63,94,.85);
  animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4);}50%{box-shadow:0 0 30px rgba(163,230,53,.6);}}
@keyframes dotBlink{0%,100%{opacity:1;}50%{opacity:.35;}}

/* ===== FOOTER ===== */
.site-footer{border-top:1px solid rgba(148,163,184,.12);background:rgba(6,6,14,.9);padding:60px 0 26px;position:relative;z-index:2;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{color:var(--txt-mute);font-size:.9rem;line-height:1.7;}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.foot-pay span{
  font-size:.72rem;font-weight:700;color:var(--txt-soft);
  padding:6px 12px;border-radius:8px;
  border:1px solid rgba(148,163,184,.2);background:rgba(148,163,184,.07);
}
.foot-col h4{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px;}
.foot-col li{margin-bottom:11px;}
.foot-col a{font-size:.9rem;color:var(--txt-mute);transition:color .2s ease,padding-left .2s ease;}
.foot-col a:hover{color:var(--volt);padding-left:4px;}
.foot-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(148,163,184,.12);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.foot-bottom p{font-size:.82rem;color:var(--txt-mute);line-height:1.6;}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.76rem;font-weight:700;color:var(--gold);
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(250,204,21,.3);background:rgba(250,204,21,.08);
}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:52px;}
  .hero-copy .lead{max-width:100%;}
  .cols-4{grid-template-columns:repeat(2,1fr);}
  .step-wrap{grid-template-columns:repeat(2,1fr);}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}

  .nav-toggle{display:inline-flex;}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;order:5;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(7,7,13,.98);
    border-bottom:1px solid rgba(148,163,184,.16);
    padding:0 22px;
    max-height:0;overflow:hidden;opacity:0;pointer-events:none;
    transition:max-height .34s ease,opacity .24s ease,padding .24s ease;
  }
  .nav-toggle-cb:checked ~ .nav-links{max-height:460px;opacity:1;pointer-events:auto;padding:12px 22px 18px;}
  .nav-links a{padding:12px 14px;font-size:.92rem;}
}
@media (max-width:768px){
  .section{padding:58px 0;}
  .metric-band{grid-template-columns:repeat(2,1fr);}
  .pain-solve{grid-template-columns:1fr;}
  .cols-3,.use-grid,.safe-grid,.cols-4{grid-template-columns:1fr;}
  .step-wrap{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .hero-ticket{left:0;bottom:-16px;min-width:190px;}
  .brand-txt strong{max-width:170px;font-size:.82rem;}
  .brand-txt em{font-size:.62rem;}
  .btn-login{padding:8px 12px;font-size:.8rem;}
  .btn-signup{padding:9px 14px;font-size:.8rem;}
  .cta-band{padding:40px 22px;border-radius:var(--radius-md);}
  .faq-item summary{padding:16px 18px;font-size:.93rem;}
  .faq-item .faq-body{padding:0 18px 18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-copy h1{font-size:1.6rem;}
  .hero-cta .btn{width:100%;}
  .metric strong{font-size:1.35rem;}
  .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:1rem;}
  .brand-txt strong{max-width:128px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .fab{left:12px;bottom:88px;width:54px;height:54px;}
}