/* roulang page: index */
:root{
    --bg:#051F14;
    --bg-2:#0B2E1E;
    --bg-3:#0F3A26;
    --panel:rgba(11,46,30,.72);
    --gold:#F59E0B;
    --gold-2:#FCD34D;
    --gold-deep:#B45309;
    --red:#DC2626;
    --text:#F8FAFC;
    --mint:#D1FAE5;
    --olive:#A3A375;
    --border:rgba(245,158,11,.22);
    --border-strong:rgba(252,211,77,.5);
    --radius:18px;
    --radius-sm:12px;
    --radius-pill:999px;
    --shadow-sm:0 6px 18px rgba(0,0,0,.28);
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --shadow-gold:0 14px 34px rgba(245,158,11,.3);
    --container:1180px;
    --gap:24px;
}

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

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
    margin:0;
    padding:0;
    font-family:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size:16px;
    line-height:1.65;
    color:var(--text);
    background:
        radial-gradient(1100px 620px at 12% -8%, rgba(16,82,54,.75), transparent 62%),
        radial-gradient(900px 520px at 92% 6%, rgba(180,83,9,.22), transparent 60%),
        var(--bg);
    overflow-x:hidden;
}

img{ max-width:100%; height:auto; display:block; border:0; }
a{ color:inherit; text-decoration:none; }
ul,ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ margin:0 0 14px; line-height:1.25; font-weight:800; letter-spacing:-.015em; }
p{ margin:0 0 16px; }
button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }

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

/* ===== HEADER / NAV ===== */
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    background:rgba(5,31,20,.93);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
.nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    min-height:72px;
}
.brand{
    display:flex;
    align-items:center;
    gap:11px;
    flex-shrink:0;
}
.brand-mark{
    width:42px;
    height:42px;
    border-radius:13px;
    display:grid;
    place-items:center;
    font-size:20px;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 55%,#B45309);
    color:#1c1206;
    box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{
    display:flex;
    flex-direction:column;
    line-height:1.15;
}
.brand-text strong{
    font-size:15px;
    font-weight:800;
    color:var(--gold-2);
    letter-spacing:.01em;
}
.brand-text span{
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:.14em;
    color:var(--olive);
    font-weight:600;
}
.nav-menu{
    display:flex;
    align-items:center;
    gap:6px;
}
.nav-menu a{
    position:relative;
    padding:10px 14px;
    font-size:14px;
    font-weight:600;
    color:var(--mint);
    border-radius:var(--radius-pill);
    transition:color .18s ease, background .18s ease;
}
.nav-menu a:hover,
.nav-menu a:focus-visible{
    color:var(--gold-2);
    background:rgba(245,158,11,.1);
    outline:none;
}
.nav-menu a.is-active{
    color:var(--gold-2);
    background:rgba(245,158,11,.14);
}
.nav-actions{
    display:flex;
    align-items:center;
    gap:10px;
}
.btn-login{
    font-size:13.5px;
    font-weight:600;
    color:var(--gold-2);
    border:1px solid var(--border-strong);
    border-radius:var(--radius-pill);
    padding:9px 18px;
    background:transparent;
    transition:background .18s ease, transform .18s ease;
}
.btn-login:hover{ background:rgba(245,158,11,.14); transform:translateY(-1px); }
.btn-signup{
    font-size:13.5px;
    font-weight:700;
    color:#1c1206;
    border-radius:var(--radius-pill);
    padding:10px 20px;
    background:linear-gradient(135deg,#FCD34D,#F59E0B 62%,#B45309);
    box-shadow:var(--shadow-gold);
    transition:transform .18s ease, box-shadow .18s ease;
}
.btn-signup:hover{ transform:translateY(-2px); box-shadow:0 18px 34px rgba(245,158,11,.45); }
.nav-toggle{
    display:none;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid var(--border);
    background:rgba(11,46,30,.7);
    color:var(--gold-2);
    font-size:18px;
    cursor:pointer;
}
.nav-toggle:hover{ border-color:var(--border-strong); }

/* ===== BUTTONS ===== */
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    padding:13px 24px;
    border-radius:var(--radius-pill);
    font-size:14.5px;
    font-weight:700;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    text-align:center;
}
.btn-gold{
    background:linear-gradient(135deg,#FCD34D,#F59E0B 60%,#B45309);
    color:#1c1206;
    box-shadow:var(--shadow-gold);
}
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 20px 40px rgba(245,158,11,.5); }
.btn-ghost{
    border-color:var(--border-strong);
    color:var(--gold-2);
    background:rgba(245,158,11,.06);
}
.btn-ghost:hover{ background:rgba(245,158,11,.16); transform:translateY(-2px); }
.btn:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; }
.btn:active{ transform:translateY(0) scale(.98); }

/* ===== HERO ===== */
.hero{
    position:relative;
    padding:62px 0 70px;
    overflow:hidden;
}
.hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
        linear-gradient(rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px,
        linear-gradient(90deg, rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px;
    mask-image:radial-gradient(circle at 28% 30%, #000 0%, transparent 72%);
    -webkit-mask-image:radial-gradient(circle at 28% 30%, #000 0%, transparent 72%);
    pointer-events:none;
}
.hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
    gap:44px;
    align-items:center;
}
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 15px;
    border-radius:var(--radius-pill);
    border:1px solid var(--border-strong);
    background:rgba(245,158,11,.1);
    color:var(--gold-2);
    font-size:12px;
    font-weight:700;
    letter-spacing:.06em;
    text-transform:uppercase;
    margin-bottom:20px;
}
.hero-title{
    font-size:clamp(1.72rem, 3.35vw, 2.85rem);
    line-height:1.2;
    margin-bottom:18px;
    background:linear-gradient(120deg,#FFFFFF 8%,#FCD34D 52%,#F59E0B 88%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}
.hero-lead{
    font-size:16.5px;
    line-height:1.7;
    color:var(--mint);
    max-width:640px;
    margin-bottom:26px;
}
.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-bottom:26px;
}
.hero-chips{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}
.hero-chips li{
    display:inline-flex;
    align-items:center;
    gap:7px;
    padding:8px 14px;
    border-radius:var(--radius-pill);
    background:rgba(11,46,30,.75);
    border:1px solid var(--border);
    font-size:13px;
    font-weight:600;
    color:var(--mint);
}
.hero-chips li::before{
    content:"";
    width:7px;
    height:7px;
    border-radius:50%;
    background:var(--gold);
    box-shadow:0 0 10px var(--gold);
}

.hero-stack{
    display:flex;
    flex-direction:column;
    gap:18px;
}
.stack-card{
    position:relative;
    padding:22px 24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(160deg, rgba(15,58,38,.95), rgba(5,31,20,.97));
    box-shadow:var(--shadow-sm);
    transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.stack-card:hover{
    border-color:var(--border-strong);
    box-shadow:var(--shadow);
}
.stack-card--main{
    transform:translateX(-30px);
    border-color:var(--border-strong);
    box-shadow:var(--shadow);
}
.stack-card--a{ transform:translateX(22px); }
.stack-card--b{ transform:translateX(-4px); }
.stack-label{
    display:block;
    font-size:11.5px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--olive);
    font-weight:700;
    margin-bottom:8px;
}
.stack-value{
    display:block;
    font-size:2.3rem;
    font-weight:800;
    line-height:1.05;
    color:var(--gold-2);
}
.stack-value small{
    font-size:.82rem;
    font-weight:600;
    color:var(--mint);
    margin-left:6px;
}
.stack-value.small{ font-size:1.75rem; }
.stack-note{
    margin:10px 0 0;
    font-size:13.5px;
    line-height:1.6;
    color:var(--mint);
}
.meter{
    height:7px;
    border-radius:var(--radius-pill);
    background:rgba(255,255,255,.08);
    overflow:hidden;
    margin-top:12px;
}
.meter span{
    display:block;
    height:100%;
    border-radius:var(--radius-pill);
    background:linear-gradient(90deg,#B45309,#F59E0B,#FCD34D);
}

/* ===== SECTIONS ===== */
.section{
    position:relative;
    padding:66px 0;
}
.section--alt{
    background:linear-gradient(180deg, rgba(11,46,30,.62), rgba(5,31,20,.2));
    border-top:1px solid rgba(245,158,11,.12);
    border-bottom:1px solid rgba(245,158,11,.12);
}
.section-head{
    max-width:760px;
    margin-bottom:38px;
}
.section-head.center{
    margin-left:auto;
    margin-right:auto;
    text-align:center;
}
.section-tag{
    display:inline-block;
    font-size:11.5px;
    letter-spacing:.16em;
    text-transform:uppercase;
    font-weight:700;
    color:var(--gold);
    margin-bottom:12px;
}
.section-head h2{
    font-size:clamp(1.35rem, 2.3vw, 1.95rem);
    color:#FFFFFF;
}
.section-head p{
    font-size:15.5px;
    color:var(--mint);
    margin:0;
    max-width:700px;
}

/* ===== METRICS ===== */
.metrics-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:18px;
}
.metric{
    padding:22px 22px 20px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(165deg, rgba(15,58,38,.85), rgba(5,31,20,.9));
    transition:transform .2s ease, border-color .2s ease;
}
.metric:hover{ transform:translateY(-4px); border-color:var(--border-strong); }
.metric i{
    font-size:18px;
    color:var(--gold);
    margin-bottom:12px;
    display:block;
}
.metric b{
    display:block;
    font-size:1.75rem;
    font-weight:800;
    color:var(--gold-2);
    line-height:1.1;
    margin-bottom:6px;
}
.metric span{
    font-size:13.5px;
    color:var(--mint);
    line-height:1.55;
}

/* ===== SPLIT LAYOUT ===== */
.split{
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
    gap:44px;
    align-items:center;
}
.split.reverse{ grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr); }
.split-body h3{
    font-size:1.16rem;
    color:var(--gold-2);
    margin-top:26px;
    margin-bottom:10px;
}
.split-body h3:first-child{ margin-top:0; }
.split-body p{
    color:var(--mint);
    font-size:15.3px;
}
.figure-frame{
    position:relative;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
}
.figure-frame img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
    transition:transform .5s ease;
}
.figure-frame:hover img{ transform:scale(1.045); }
.figure-caption{
    position:absolute;
    left:16px;
    right:16px;
    bottom:16px;
    padding:12px 16px;
    border-radius:var(--radius-sm);
    background:rgba(5,31,20,.85);
    backdrop-filter:blur(8px);
    border:1px solid var(--border);
    font-size:13px;
    color:var(--mint);
    line-height:1.5;
}

/* ===== CATEGORY MATRIX ===== */
.cat-grid{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:22px;
}
.cat-card{
    position:relative;
    display:block;
    padding:28px 26px 26px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(160deg, rgba(15,58,38,.92), rgba(5,31,20,.95));
    overflow:hidden;
    transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.cat-card::after{
    content:"";
    position:absolute;
    right:-56px;
    top:-56px;
    width:150px;
    height:150px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(245,158,11,.22), transparent 70%);
    transition:opacity .25s ease;
    opacity:.6;
}
.cat-card:hover{
    transform:translateY(-6px);
    border-color:var(--border-strong);
    box-shadow:var(--shadow);
}
.cat-card:hover::after{ opacity:1; }
.cat-card .cat-icon{
    width:46px;
    height:46px;
    border-radius:14px;
    display:grid;
    place-items:center;
    font-size:19px;
    color:#1c1206;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 60%,#B45309);
    margin-bottom:16px;
}
.cat-card h3{
    font-size:1.08rem;
    margin-bottom:9px;
    color:#FFFFFF;
}
.cat-card p{
    font-size:14px;
    color:var(--mint);
    margin-bottom:16px;
}
.cat-card .cat-more{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:700;
    color:var(--gold-2);
    text-transform:uppercase;
    letter-spacing:.06em;
}
.cat-card .cat-more i{ transition:transform .2s ease; }
.cat-card:hover .cat-more i{ transform:translateX(4px); }

/* ===== TIP GRID ===== */
.tip-grid{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:22px;
}
.tip-card{
    display:flex;
    flex-direction:column;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(170deg, rgba(15,58,38,.9), rgba(5,31,20,.96));
    overflow:hidden;
    transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.tip-card:hover{
    transform:translateY(-5px);
    border-color:var(--border-strong);
    box-shadow:var(--shadow);
}
.tip-thumb{
    position:relative;
    overflow:hidden;
}
.tip-thumb img{
    width:100%;
    aspect-ratio:16/10;
    object-fit:cover;
    transition:transform .45s ease;
}
.tip-card:hover .tip-thumb img{ transform:scale(1.06); }
.tip-tag{
    position:absolute;
    top:12px;
    left:12px;
    padding:5px 11px;
    border-radius:var(--radius-pill);
    background:linear-gradient(135deg,#DC2626,#991B1B);
    color:#FFF7ED;
    font-size:11px;
    font-weight:700;
    letter-spacing:.08em;
    text-transform:uppercase;
    box-shadow:0 6px 16px rgba(220,38,38,.4);
}
.tip-body{
    padding:20px 20px 22px;
    display:flex;
    flex-direction:column;
    flex:1;
}
.tip-body h3{
    font-size:1.02rem;
    color:#FFFFFF;
    margin-bottom:9px;
}
.tip-body p{
    font-size:13.8px;
    color:var(--mint);
    margin:0;
}

/* ===== COMPARISON ===== */
.compare-grid{
    display:grid;
    grid-template-columns:repeat(2, minmax(0,1fr));
    gap:22px;
}
.compare-card{
    padding:26px 26px 24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(165deg, rgba(15,58,38,.9), rgba(5,31,20,.95));
}
.compare-card.is-safe{ border-color:rgba(16,185,129,.42); }
.compare-card.is-risk{ border-color:rgba(220,38,38,.42); }
.compare-card h3{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:1.08rem;
    margin-bottom:16px;
}
.compare-card.is-safe h3 i{ color:#10B981; }
.compare-card.is-risk h3 i{ color:#F87171; }
.compare-list li{
    display:flex;
    gap:11px;
    align-items:flex-start;
    padding:11px 0;
    border-bottom:1px dashed rgba(245,158,11,.16);
    font-size:14.2px;
    color:var(--mint);
    line-height:1.6;
}
.compare-list li:last-child{ border-bottom:0; }
.compare-list li i{
    margin-top:4px;
    font-size:13px;
    flex-shrink:0;
}
.compare-card.is-safe .compare-list li i{ color:#10B981; }
.compare-card.is-risk .compare-list li i{ color:#F87171; }

/* ===== TIMELINE ===== */
.timeline{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:20px;
    position:relative;
}
.tl-item{
    position:relative;
    padding:26px 22px 24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(170deg, rgba(15,58,38,.82), rgba(5,31,20,.92));
    transition:transform .2s ease, border-color .2s ease;
}
.tl-item:hover{ transform:translateY(-5px); border-color:var(--border-strong); }
.tl-step{
    display:inline-block;
    font-size:11.5px;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--gold);
    margin-bottom:10px;
}
.tl-item h3{
    font-size:1rem;
    color:#FFFFFF;
    margin-bottom:9px;
}
.tl-item p{
    font-size:13.7px;
    color:var(--mint);
    margin:0;
}

/* ===== MEMBER BENEFITS ===== */
.tier-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:20px;
}
.tier{
    position:relative;
    padding:26px 22px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(175deg, rgba(15,58,38,.85), rgba(5,31,20,.95));
    transition:transform .22s ease, border-color .22s ease;
}
.tier:hover{ transform:translateY(-5px); border-color:var(--border-strong); }
.tier.is-featured{
    border-color:var(--border-strong);
    box-shadow:var(--shadow-gold);
}
.tier.is-featured::before{
    content:"KHUYÊN DÙNG";
    position:absolute;
    top:-11px;
    left:22px;
    padding:4px 11px;
    border-radius:var(--radius-pill);
    background:linear-gradient(135deg,#FCD34D,#F59E0B);
    color:#1c1206;
    font-size:10px;
    font-weight:800;
    letter-spacing:.1em;
}
.tier-name{
    font-size:12px;
    letter-spacing:.14em;
    text-transform:uppercase;
    font-weight:800;
    color:var(--olive);
    margin-bottom:8px;
}
.tier h3{
    font-size:1.05rem;
    color:var(--gold-2);
    margin-bottom:14px;
}
.tier ul li{
    display:flex;
    gap:9px;
    font-size:13.6px;
    color:var(--mint);
    padding:8px 0;
    line-height:1.55;
}
.tier ul li i{ color:var(--gold); margin-top:4px; font-size:12px; flex-shrink:0; }

/* ===== NEWS / CMS ===== */
.news-layout{
    display:grid;
    grid-template-columns:minmax(0,1.55fr) minmax(0,.95fr);
    gap:30px;
    align-items:start;
}
.post-list{
    display:flex;
    flex-direction:column;
    gap:14px;
}
.post-item{
    display:block;
    padding:20px 22px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:linear-gradient(160deg, rgba(15,58,38,.78), rgba(5,31,20,.9));
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.post-item:hover{
    transform:translateX(5px);
    border-color:var(--border-strong);
    box-shadow:var(--shadow-sm);
}
.post-cat{
    display:inline-block;
    font-size:11px;
    font-weight:800;
    letter-spacing:.12em;
    text-transform:uppercase;
    color:var(--gold);
    margin-bottom:9px;
}
.post-title{
    font-size:1.02rem;
    color:#FFFFFF;
    margin-bottom:8px;
    line-height:1.45;
}
.post-excerpt{
    font-size:13.8px;
    color:var(--mint);
    margin:0 0 10px;
    line-height:1.6;
}
.post-time{
    font-size:12.5px;
    color:var(--olive);
    font-weight:600;
}
.side-panel{
    padding:24px 22px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(170deg, rgba(15,58,38,.85), rgba(5,31,20,.95));
}
.side-panel h3{
    font-size:.95rem;
    letter-spacing:.1em;
    text-transform:uppercase;
    color:var(--gold-2);
    margin-bottom:16px;
}
.side-item{
    display:block;
    padding:12px 0;
    border-bottom:1px dashed rgba(245,158,11,.18);
    transition:color .18s ease;
}
.side-item:last-child{ border-bottom:0; padding-bottom:0; }
.side-item:hover .side-item-title{ color:var(--gold-2); }
.side-item-title{
    display:block;
    font-size:14px;
    font-weight:600;
    color:#FFFFFF;
    line-height:1.5;
    margin-bottom:4px;
    transition:color .18s ease;
}
.side-item time{ font-size:12px; color:var(--olive); font-weight:600; }
.empty-note{
    padding:22px;
    border-radius:var(--radius-sm);
    border:1px dashed var(--border-strong);
    background:rgba(11,46,30,.5);
    color:var(--mint);
    font-size:14px;
    margin:0;
}

/* ===== TRUST BAR ===== */
.trust-grid{
    display:grid;
    grid-template-columns:repeat(5, minmax(0,1fr));
    gap:18px;
}
.trust-item{
    text-align:left;
    padding:22px 20px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:rgba(11,46,30,.55);
    transition:border-color .2s ease, transform .2s ease;
}
.trust-item:hover{ border-color:var(--border-strong); transform:translateY(-4px); }
.trust-item i{
    font-size:19px;
    color:var(--gold);
    margin-bottom:12px;
    display:block;
}
.trust-item strong{
    display:block;
    font-size:14px;
    color:#FFFFFF;
    margin-bottom:6px;
}
.trust-item span{
    font-size:13px;
    color:var(--mint);
    line-height:1.55;
}

/* ===== TESTIMONIALS ===== */
.quote-grid{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:22px;
}
.quote-card{
    padding:26px 24px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(170deg, rgba(15,58,38,.85), rgba(5,31,20,.95));
    display:flex;
    flex-direction:column;
    transition:transform .22s ease, border-color .22s ease;
}
.quote-card:hover{ transform:translateY(-5px); border-color:var(--border-strong); }
.quote-stars{ color:var(--gold-2); font-size:13px; letter-spacing:3px; margin-bottom:14px; }
.quote-card p{
    font-size:14.3px;
    color:var(--mint);
    line-height:1.68;
    flex:1;
    margin-bottom:18px;
}
.quote-author{
    display:flex;
    align-items:center;
    gap:12px;
    padding-top:16px;
    border-top:1px solid rgba(245,158,11,.16);
}
.quote-avatar{
    width:40px;
    height:40px;
    border-radius:50%;
    display:grid;
    place-items:center;
    font-weight:800;
    font-size:15px;
    color:#1c1206;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 65%,#B45309);
    flex-shrink:0;
}
.quote-author strong{ display:block; font-size:14px; color:#FFFFFF; }
.quote-author span{ display:block; font-size:12.3px; color:var(--olive); }

/* ===== FAQ ===== */
.faq-wrap{
    display:grid;
    grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
    gap:38px;
    align-items:start;
}
.faq-list{ display:flex; flex-direction:column; gap:12px; }
.faq-item{
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(11,46,30,.6);
    overflow:hidden;
    transition:border-color .2s ease, background .2s ease;
}
.faq-item[open]{ border-color:var(--border-strong); background:rgba(15,58,38,.72); }
.faq-item summary{
    cursor:pointer;
    list-style:none;
    padding:18px 20px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    font-size:14.8px;
    font-weight:700;
    color:#FFFFFF;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary:focus-visible{ outline:2px solid var(--gold-2); outline-offset:-2px; }
.faq-item summary::after{
    content:"+";
    flex-shrink:0;
    width:26px;
    height:26px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:rgba(245,158,11,.16);
    color:var(--gold-2);
    font-size:16px;
    font-weight:700;
    line-height:1;
    transition:transform .2s ease;
}
.faq-item[open] summary::after{ content:"–"; transform:rotate(180deg); }
.faq-item p{
    padding:0 20px 20px;
    margin:0;
    font-size:14.3px;
    color:var(--mint);
    line-height:1.7;
}

/* ===== CTA FORM ===== */
.cta-panel{
    position:relative;
    border-radius:var(--radius);
    border:1px solid var(--border-strong);
    background:
        linear-gradient(160deg, rgba(15,58,38,.96), rgba(5,31,20,.98));
    padding:44px 42px;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
    gap:40px;
    align-items:center;
    overflow:hidden;
    box-shadow:var(--shadow);
}
.cta-panel::before{
    content:"";
    position:absolute;
    right:-90px;
    top:-90px;
    width:280px;
    height:280px;
    border-radius:50%;
    background:radial-gradient(circle, rgba(245,158,11,.24), transparent 68%);
}
.cta-copy{ position:relative; }
.cta-copy h2{
    font-size:clamp(1.3rem, 2.2vw, 1.75rem);
    color:#FFFFFF;
    margin-bottom:14px;
}
.cta-copy p{
    font-size:15px;
    color:var(--mint);
    margin-bottom:0;
}
.cta-form{
    position:relative;
    display:grid;
    gap:13px;
}
.field label{
    display:block;
    font-size:12.3px;
    font-weight:700;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--olive);
    margin-bottom:7px;
}
.field input,
.field select{
    width:100%;
    padding:13px 15px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:rgba(5,31,20,.85);
    color:var(--text);
    font-size:14.5px;
    transition:border-color .18s ease, box-shadow .18s ease;
}
.field input::placeholder{ color:rgba(209,250,229,.45); }
.field input:focus,
.field select:focus{
    outline:none;
    border-color:var(--gold);
    box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.form-note{
    font-size:12.4px;
    color:var(--olive);
    margin:2px 0 0;
}
.form-msg{
    display:none;
    font-size:13.5px;
    color:var(--gold-2);
    font-weight:600;
    margin:4px 0 0;
}
.form-msg.is-visible{ display:block; }

/* ===== FOOTER ===== */
.site-footer{
    margin-top:20px;
    padding:58px 0 0;
    border-top:1px solid var(--border);
    background:linear-gradient(180deg, rgba(11,46,30,.7), rgba(5,31,20,.98));
}
.footer-grid{
    display:grid;
    grid-template-columns:minmax(0,1.4fr) repeat(3, minmax(0,1fr));
    gap:34px;
    padding-bottom:40px;
}
.footer-brand{
    display:flex;
    align-items:center;
    gap:11px;
    margin-bottom:16px;
}
.footer-col p{
    font-size:13.8px;
    color:var(--mint);
    line-height:1.68;
    margin-bottom:14px;
}
.footer-col h4{
    font-size:12.5px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--gold-2);
    margin-bottom:18px;
}
.footer-col ul li{
    margin-bottom:11px;
}
.footer-col ul li a{
    font-size:13.8px;
    color:var(--mint);
    transition:color .18s ease, padding-left .18s ease;
}
.footer-col ul li a:hover{ color:var(--gold-2); padding-left:4px; }
.footer-plain{
    font-size:13.8px;
    color:var(--mint);
    line-height:1.6;
}
.pay-badges{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:6px;
}
.pay-badges span{
    padding:6px 12px;
    border-radius:var(--radius-pill);
    border:1px solid var(--border);
    background:rgba(5,31,20,.7);
    font-size:12px;
    font-weight:600;
    color:var(--mint);
}
.footer-bottom{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:22px 0 28px;
    border-top:1px solid var(--border);
}
.footer-bottom p{
    margin:0;
    font-size:12.8px;
    color:var(--olive);
}
.footer-meta{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}
.footer-meta span{
    padding:6px 13px;
    border-radius:var(--radius-pill);
    border:1px solid var(--border);
    font-size:11.6px;
    font-weight:700;
    letter-spacing:.06em;
    text-transform:uppercase;
    color:var(--mint);
}

/* ===== FAB ===== */
.fab{
    position:fixed;
    left:16px;
    bottom:96px;
    z-index:70;
    width:58px;
    height:58px;
    border-radius:50%;
    display:grid;
    place-items:center;
    font-size:21px;
    color:#1c1206;
    background:radial-gradient(circle at 32% 28%, #FDE68A, #F59E0B 58%, #B45309 100%);
    border:2px solid #F59E0B;
    box-shadow:0 6px 25px rgba(245,158,11,.35);
    opacity:.85;
    transition:transform .22s ease, opacity .22s ease, box-shadow .22s ease;
    animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{
    transform:scale(1.1);
    opacity:1;
    box-shadow:0 10px 34px rgba(245,158,11,.55);
}
.fab:hover i{ animation:fabSpin .7s ease; }
.fab:active{ transform:scale(.95) translateY(3px); }
.fab:focus-visible{ outline:2px solid #FCD34D; outline-offset:3px; }
.fab-dot{
    position:absolute;
    top:2px;
    right:2px;
    width:13px;
    height:13px;
    border-radius:50%;
    background:#DC2626;
    box-shadow:0 0 0 2px #FFFFFF;
}
@keyframes fabFloat{
    0%,100%{ transform:translateY(0); }
    50%{ transform:translateY(-7px); }
}
@keyframes fabSpin{
    from{ transform:rotate(0); }
    to{ transform:rotate(360deg); }
}

/* ===== RESPONSIVE ===== */
@media screen and (max-width:1080px){
    .hero-grid{ grid-template-columns:1fr; gap:36px; }
    .hero-stack{ padding-left:0; }
    .stack-card--main,
    .stack-card--a,
    .stack-card--b{ transform:none; }
    .metrics-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .cat-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .tip-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .timeline{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .tier-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .trust-grid{ grid-template-columns:repeat(3, minmax(1fr)); }
    .news-layout{ grid-template-columns:1fr; }
    .cta-panel{ grid-template-columns:1fr; padding:34px 26px; }
    .faq-wrap{ grid-template-columns:1fr; gap:26px; }
    .compare-grid{ grid-template-columns:1fr; }
    .split,
    .split.reverse{ grid-template-columns:1fr; gap:32px; }
    .split.reverse .figure-frame{ order:-1; }
    .quote-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .footer-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .scenario-grid{ grid-template-columns:1fr; }
}
@media screen and (max-width:900px){
    .nav-toggle{ display:grid; place-items:center; }
    .nav-menu{
        position:absolute;
        top:100%;
        left:0;
        right:0;
        flex-direction:column;
        align-items:stretch;
        gap:4px;
        padding:14px 18px 22px;
        background:rgba(5,31,20,.985);
        border-bottom:1px solid var(--border-strong);
        box-shadow:0 22px 40px rgba(0,0,0,.45);
        display:none;
    }
    .nav-menu.is-open{ display:flex; }
    .nav-menu a{ padding:13px 16px; border-radius:14px; font-size:14.5px; }
    .nav-actions{ gap:8px; }
    .btn-login,
    .btn-signup{ padding:9px 14px; font-size:12.8px; }
    .brand-text strong{ font-size:13.5px; }
    .brand-text span{ font-size:10px; letter-spacing:.1em; }
}
@media screen and (max-width:768px){
    body{ font-size:15.4px; }
    .section{ padding:50px 0; }
    .hero{ padding:44px 0 52px; }
    .hero-lead{ font-size:15.4px; }
    .metrics-grid,
    .cat-grid,
    .tip-grid,
    .timeline,
    .tier-grid,
    .quote-grid{ grid-template-columns:1fr; }
    .trust-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .tier.is-featured::before{ left:18px; }
    .footer-grid{ grid-template-columns:1fr; gap:28px; }
    .footer-bottom{ flex-direction:column; align-items:flex-start; }
    .stack-value{ font-size:2rem; }
}
@media screen and (max-width:520px){
    .container{ padding:0 16px; }
    .hero-title{ font-size:1.6rem; }
    .hero-actions{ flex-direction:column; align-items:stretch; }
    .hero-actions .btn{ width:100%; }
    .hero-chips li{ font-size:12.4px; padding:7px 12px; }
    .trust-grid{ grid-template-columns:1fr; }
    .cat-grid,
    .tip-grid{ grid-template-columns:1fr; }
    .cta-panel{ padding:28px 20px; }
    .stack-card{ padding:18px 18px 20px; }
    .section-head{ margin-bottom:28px; }
    .data-table thead th,
    .data-table tbody td{ padding:12px 13px; font-size:13.2px; }
    .fab{ left:12px; bottom:88px; width:54px; height:54px; font-size:19px; }
}

/* ===== EXTRA COMPONENTS ===== */
.badge-row{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:22px;
}
.badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 14px;
    border-radius:var(--radius-pill);
    border:1px solid var(--border-strong);
    background:rgba(245,158,11,.1);
    font-size:12.4px;
    font-weight:700;
    color:var(--gold-2);
    letter-spacing:.02em;
}
.badge--red{ border-color:rgba(220,38,38,.45); background:rgba(220,38,38,.14); color:#FCA5A5; }
.badge--green{ border-color:rgba(16,185,129,.45); background:rgba(16,185,129,.13); color:#6EE7B7; }

.table-wrap{
    border:1px solid var(--border);
    border-radius:var(--radius);
    overflow:hidden;
    background:rgba(11,46,30,.55);
    box-shadow:var(--shadow-sm);
}
.data-table{
    width:100%;
    border-collapse:collapse;
}
.data-table thead th{
    text-align:left;
    padding:15px 18px;
    font-size:12.1px;
    letter-spacing:.1em;
    text-transform:uppercase;
    color:var(--gold-2);
    background:rgba(15,58,38,.92);
    border-bottom:1px solid var(--border);
    font-weight:800;
}
.data-table tbody td{
    padding:15px 18px;
    font-size:14px;
    color:var(--mint);
    border-bottom:1px dashed rgba(245,158,11,.16);
    line-height:1.55;
}
.data-table tbody tr:last-child td{ border-bottom:0; }
.data-table tbody tr:hover td{ background:rgba(245,158,11,.05); }
.data-table td strong{ color:#FFFFFF; display:block; }
.data-table td small{ font-size:12.4px; color:var(--olive); }
.pill{
    display:inline-block;
    padding:4px 11px;
    border-radius:var(--radius-pill);
    font-size:11.8px;
    font-weight:800;
    white-space:nowrap;
}
.pill-risk{ background:rgba(220,38,38,.18); color:#FCA5A5; }
.pill-safe{ background:rgba(16,185,129,.16); color:#6EE7B7; }
.pill-mid{ background:rgba(245,158,11,.16); color:var(--gold-2); }

.scenario-grid{
    display:grid;
    grid-template-columns:repeat(2, minmax(0,1fr));
    gap:20px;
}
.scenario{
    padding:24px 24px 22px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:linear-gradient(165deg, rgba(15,58,38,.78), rgba(5,31,20,.9));
    transition:transform .2s ease, border-color .2s ease;
}
.scenario:hover{ transform:translateY(-4px); border-color:var(--border-strong); }
.scenario .scenario-tag{
    display:block;
    font-size:11.4px;
    letter-spacing:.13em;
    text-transform:uppercase;
    color:var(--gold);
    font-weight:800;
    margin-bottom:9px;
}
.scenario h3{
    font-size:1.02rem;
    color:#FFFFFF;
    margin-bottom:9px;
}
.scenario p{
    font-size:13.9px;
    color:var(--mint);
    margin:0;
    line-height:1.65;
}

.band{
    position:relative;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border-strong);
    min-height:300px;
    display:flex;
    align-items:flex-end;
    padding:36px;
    box-shadow:var(--shadow);
}
.band-bg{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    z-index:0;
}
.band::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(95deg, rgba(5,31,20,.96) 4%, rgba(5,31,20,.72) 48%, rgba(5,31,20,.22) 100%);
    z-index:1;
}
.band-inner{ position:relative; z-index:2; max-width:660px; }
.band-inner h2{
    font-size:clamp(1.25rem, 2.1vw, 1.7rem);
    color:#FFFFFF;
    margin-bottom:12px;
}
.band-inner p{
    font-size:15px;
    color:var(--mint);
    margin-bottom:18px;
}
.band-inner .badge-row{ margin-bottom:0; }

.qa-grid{
    display:grid;
    grid-template-columns:repeat(2, minmax(0,1fr));
    gap:18px;
}
.qa-card{
    padding:22px 22px 20px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:rgba(11,46,30,.55);
}
.qa-card h3{
    font-size:.97rem;
    color:var(--gold-2);
    margin-bottom:9px;
    line-height:1.5;
}
.qa-card p{
    font-size:13.9px;
    color:var(--mint);
    margin:0;
    line-height:1.66;
}

@media screen and (max-width:768px){
    .qa-grid{ grid-template-columns:1fr; }
    .band{ padding:26px 22px; min-height:260px; }
}

/* roulang page: article */
:root{
    --bg:#051F14;
    --bg-2:#0B2E1E;
    --bg-3:#0F3A26;
    --panel:rgba(11,46,30,.72);
    --gold:#F59E0B;
    --gold-2:#FCD34D;
    --gold-deep:#B45309;
    --red:#DC2626;
    --text:#F8FAFC;
    --mint:#D1FAE5;
    --olive:#A3A375;
    --border:rgba(245,158,11,.22);
    --border-strong:rgba(252,211,77,.5);
    --radius:18px;
    --radius-sm:12px;
    --radius-pill:999px;
    --shadow-sm:0 6px 18px rgba(0,0,0,.28);
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --shadow-gold:0 14px 34px rgba(245,158,11,.3);
    --container:1180px;
    --gap:24px;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
    margin:0;
    padding:0;
    font-family:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size:16px;
    line-height:1.65;
    color:var(--text);
    background:
        radial-gradient(1100px 620px at 12% -8%, rgba(16,82,54,.75), transparent 62%),
        radial-gradient(900px 520px at 92% 6%, rgba(180,83,9,.22), transparent 60%),
        var(--bg);
    overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; border:0; }
a{ color:inherit; text-decoration:none; }
button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }
ul,ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ margin:0; font-weight:800; letter-spacing:-.01em; }
p{ margin:0 0 14px; }
.container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 20px;
}
/* ===== HEADER / NAV ===== */
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    background:rgba(5,31,20,.93);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
.nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    min-height:72px;
}
.brand{
    display:flex;
    align-items:center;
    gap:11px;
    flex-shrink:0;
}
.brand-mark{
    width:42px;
    height:42px;
    border-radius:13px;
    display:grid;
    place-items:center;
    font-size:20px;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 55%,#B45309);
    color:#1c1206;
    box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{
    display:flex;
    flex-direction:column;
    line-height:1.15;
}
.brand-text strong{
    font-size:15px;
    font-weight:800;
    color:var(--gold-2);
    letter-spacing:.01em;
}
.brand-text span{
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:.14em;
    color:var(--olive);
    font-weight:600;
}
.nav-menu{
    display:flex;
    align-items:center;
    gap:6px;
}
.nav-menu a{
    position:relative;
    padding:10px 14px;
    font-size:14px;
    font-weight:600;
    color:var(--mint);
    border-radius:var(--radius-pill);
    transition:color .18s ease, background .18s ease;
}
.nav-menu a:hover,
.nav-menu a:focus-visible{
    color:var(--gold-2);
    background:rgba(245,158,11,.1);
    outline:none;
}
.nav-menu a.is-active{
    color:var(--gold-2);
    background:rgba(245,158,11,.14);
}
.nav-actions{
    display:flex;
    align-items:center;
    gap:10px;
}
.btn-login{
    font-size:13.5px;
    font-weight:600;
    color:var(--gold-2);
    border:1px solid var(--border-strong);
    border-radius:var(--radius-pill);
    padding:9px 18px;
    background:transparent;
    transition:background .18s ease, transform .18s ease;
}
.btn-login:hover{ background:rgba(245,158,11,.14); transform:translateY(-1px); }
.btn-signup{
    font-size:13.5px;
    font-weight:700;
    color:#1c1206;
    border-radius:var(--radius-pill);
    padding:10px 20px;
    background:linear-gradient(135deg,#FCD34D,#F59E0B 62%,#B45309);
    box-shadow:var(--shadow-gold);
    transition:transform .18s ease, box-shadow .18s ease;
}
.btn-signup:hover{ transform:translateY(-2px); box-shadow:0 18px 34px rgba(245,158,11,.45); }
.nav-toggle{
    display:none;
    width:44px;
    height:44px;
    border-radius:12px;
    border:1px solid var(--border);
    background:rgba(11,46,30,.7);
    color:var(--gold-2);
    font-size:18px;
    cursor:pointer;
}
.nav-toggle:hover{ border-color:var(--border-strong); }
/* ===== BUTTONS ===== */
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    padding:13px 24px;
    border-radius:var(--radius-pill);
    font-size:14.5px;
    font-weight:700;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    text-align:center;
}
.btn-gold{
    background:linear-gradient(135deg,#FCD34D,#F59E0B 60%,#B45309);
    color:#1c1206;
    box-shadow:var(--shadow-gold);
}
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 20px 40px rgba(245,158,11,.5); }
.btn-ghost{
    border-color:var(--border-strong);
    color:var(--gold-2);
    background:rgba(245,158,11,.06);
}
.btn-ghost:hover{ background:rgba(245,158,11,.16); transform:translateY(-2px); }
.btn:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; }
.btn:active{ transform:translateY(0) scale(.98); }
.btn-block{ width:100%; }
/* ===== HERO BÀI VIẾT ===== */
.article-hero{
    position:relative;
    padding:52px 0 54px;
    overflow:hidden;
    border-bottom:1px solid var(--border);
}
.article-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
        linear-gradient(rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px,
        linear-gradient(90deg, rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px;
    mask-image:radial-gradient(circle at 24% 26%, #000 0%, transparent 70%);
    -webkit-mask-image:radial-gradient(circle at 24% 26%, #000 0%, transparent 70%);
    pointer-events:none;
}
.article-hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
    gap:42px;
    align-items:center;
}
.breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    color:var(--olive);
    margin-bottom:18px;
}
.breadcrumb a{ color:var(--mint); }
.breadcrumb a:hover{ color:var(--gold-2); }
.breadcrumb .sep{ color:var(--gold-deep); }
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:7px 15px;
    border-radius:var(--radius-pill);
    border:1px solid var(--border-strong);
    background:rgba(245,158,11,.1);
    color:var(--gold-2);
    font-size:12px;
    font-weight:700;
    letter-spacing:.06em;
    text-transform:uppercase;
    margin-bottom:18px;
}
.article-title{
    font-size:clamp(1.62rem, 3.1vw, 2.55rem);
    line-height:1.22;
    margin-bottom:16px;
    background:linear-gradient(120deg,#FFFFFF 6%,#FCD34D 54%,#F59E0B 92%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}
.article-sub{
    font-size:16px;
    line-height:1.7;
    color:var(--mint);
    max-width:640px;
    margin-bottom:22px;
}
.article-meta{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    align-items:center;
}
.meta-item{
    display:inline-flex;
    align-items:center;
    gap:7px;
    font-size:12.5px;
    font-weight:600;
    color:var(--mint);
    background:rgba(11,46,30,.78);
    border:1px solid var(--border);
    border-radius:var(--radius-pill);
    padding:7px 14px;
}
.meta-item i{ color:var(--gold); }
.article-hero-media{
    margin:0;
    position:relative;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border-strong);
    box-shadow:var(--shadow);
}
.article-hero-media img{
    width:100%;
    aspect-ratio:4/3;
    object-fit:cover;
}
.article-hero-media figcaption{
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    padding:14px 16px;
    font-size:12.5px;
    color:var(--mint);
    background:linear-gradient(180deg, rgba(5,31,20,0), rgba(5,31,20,.94));
}
/* ===== SECTIONS ===== */
.section{
    padding:60px 0;
    position:relative;
}
.section-alt{
    background:linear-gradient(180deg, rgba(15,58,38,.55), rgba(5,31,20,0));
    border-top:1px solid rgba(245,158,11,.12);
    border-bottom:1px solid rgba(245,158,11,.12);
}
.section-head{
    max-width:760px;
    margin-bottom:30px;
}
.section-head h2{
    font-size:clamp(1.3rem,2.1vw,1.9rem);
    line-height:1.28;
    margin-bottom:12px;
}
.section-head h2 em{
    font-style:normal;
    color:var(--gold-2);
}
.section-head p{
    color:var(--mint);
    margin:0;
    font-size:15.5px;
}
.split{
    display:grid;
    grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
    gap:42px;
    align-items:start;
}
/* ===== THÂN BÀI ===== */
.article-main{
    padding:56px 0 48px;
}
.article-body{
    max-width:920px;
    font-size:16.5px;
    line-height:1.75;
    color:#E9F6EF;
    text-align:left;
}
.article-body h2{
    font-size:clamp(1.22rem,1.9vw,1.68rem);
    line-height:1.32;
    margin:36px 0 14px;
    color:var(--gold-2);
}
.article-body h3{
    font-size:1.1rem;
    margin:26px 0 10px;
    color:#fff;
}
.article-body h4{
    font-size:1rem;
    margin:20px 0 10px;
    color:var(--gold-2);
}
.article-body p{ margin:0 0 16px; }
.article-body ul,
.article-body ol{
    list-style:disc;
    padding-left:22px;
    margin:0 0 18px;
}
.article-body ol{ list-style:decimal; }
.article-body li{ margin-bottom:8px; }
.article-body strong{ color:var(--gold-2); font-weight:700; }
.article-body a{ color:var(--gold-2); text-decoration:underline; }
.article-body img{
    border-radius:var(--radius-sm);
    margin:20px 0;
    border:1px solid var(--border);
}
.article-body blockquote{
    margin:20px 0;
    padding:16px 20px;
    border-left:3px solid var(--gold);
    background:rgba(245,158,11,.08);
    border-radius:0 var(--radius-sm) var(--radius-sm) 0;
    color:var(--mint);
}
.article-body table{
    width:100%;
    border-collapse:collapse;
    margin:20px 0;
    font-size:15px;
}
.article-body th,
.article-body td{
    border:1px solid var(--border);
    padding:10px 12px;
    text-align:left;
    vertical-align:top;
}
.article-body th{
    background:rgba(245,158,11,.12);
    color:var(--gold-2);
}
.article-empty{
    max-width:640px;
    background:var(--panel);
    border:1px solid var(--border-strong);
    border-radius:var(--radius);
    padding:32px;
}
.article-empty h2{
    font-size:1.35rem;
    color:var(--gold-2);
    margin-bottom:12px;
}
.article-empty p{ color:var(--mint); }
/* ===== TÓM TẮT NHANH ===== */
.summary-list li{
    display:flex;
    gap:14px;
    padding:16px 0;
    border-bottom:1px dashed rgba(245,158,11,.24);
}
.summary-list li:first-child{ padding-top:0; }
.summary-list li:last-child{ border-bottom:0; padding-bottom:0; }
.summary-list .num{
    flex:0 0 34px;
    width:34px;
    height:34px;
    border-radius:10px;
    display:grid;
    place-items:center;
    font-size:13px;
    font-weight:800;
    color:#1c1206;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 60%,#B45309);
}
.summary-list h3{
    font-size:15.5px;
    margin-bottom:5px;
}
.summary-list p{
    margin:0;
    font-size:14.5px;
    color:var(--mint);
}
/* ===== CHỈ SỐ ===== */
.stat-strip{
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:18px;
}
.stat{
    background:linear-gradient(160deg, rgba(16,82,54,.72), rgba(5,31,20,.92));
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:22px 20px;
    transition:border-color .2s ease, transform .2s ease;
}
.stat:hover{ border-color:var(--border-strong); transform:translateY(-3px); }
.stat-num{
    display:block;
    font-size:2rem;
    font-weight:800;
    line-height:1.1;
    color:var(--gold-2);
    margin-bottom:8px;
}
.stat-label{
    display:block;
    font-size:13.5px;
    color:var(--mint);
    line-height:1.55;
}
/* ===== GRID / CARD ===== */
.grid-2{ display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:var(--gap); }
.grid-3{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap); }
.card{
    background:var(--panel);
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:24px;
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover{
    transform:translateY(-4px);
    border-color:var(--border-strong);
    box-shadow:var(--shadow);
}
.card-tag{
    display:inline-block;
    font-size:11px;
    font-weight:700;
    letter-spacing:.1em;
    text-transform:uppercase;
    color:var(--gold-2);
    border:1px solid var(--border-strong);
    border-radius:var(--radius-pill);
    padding:4px 11px;
    margin-bottom:14px;
}
.card h3{
    font-size:16.5px;
    margin-bottom:10px;
    line-height:1.35;
}
.card p{
    margin:0;
    font-size:14.5px;
    color:var(--mint);
    line-height:1.65;
}
.card i.card-ico{
    display:block;
    font-size:20px;
    color:var(--gold);
    margin-bottom:14px;
}
/* ===== SO SÁNH ===== */
.table-wrap{
    overflow-x:auto;
    border:1px solid var(--border);
    border-radius:var(--radius);
    background:rgba(5,31,20,.5);
}
table.compare{
    width:100%;
    min-width:660px;
    border-collapse:collapse;
    font-size:14.5px;
}
table.compare th,
table.compare td{
    padding:14px 16px;
    text-align:left;
    border-bottom:1px solid rgba(245,158,11,.14);
    vertical-align:top;
}
table.compare thead th{
    background:rgba(245,158,11,.12);
    color:var(--gold-2);
    font-size:12.5px;
    letter-spacing:.06em;
    text-transform:uppercase;
    white-space:nowrap;
}
table.compare tbody tr:last-child td{ border-bottom:0; }
table.compare tbody tr:hover{ background:rgba(245,158,11,.05); }
.level{
    display:inline-block;
    font-size:12px;
    font-weight:700;
    border-radius:var(--radius-pill);
    padding:4px 11px;
    white-space:nowrap;
}
.level.high{ background:rgba(220,38,38,.18); color:#FCA5A5; border:1px solid rgba(220,38,38,.5); }
.level.mid{ background:rgba(245,158,11,.16); color:var(--gold-2); border:1px solid var(--border-strong); }
.level.low{ background:rgba(16,185,129,.15); color:#6EE7B7; border:1px solid rgba(16,185,129,.45); }
/* ===== TIMELINE ===== */
.timeline{
    position:relative;
    padding-left:30px;
    border-left:1px dashed rgba(252,211,77,.45);
}
.timeline-item{
    position:relative;
    padding:0 0 26px 4px;
}
.timeline-item:last-child{ padding-bottom:0; }
.timeline-item::before{
    content:"";
    position:absolute;
    left:-37px;
    top:6px;
    width:12px;
    height:12px;
    border-radius:50%;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 60%,#B45309);
    box-shadow:0 0 0 4px rgba(245,158,11,.16);
}
.timeline-item h3{
    font-size:16px;
    margin-bottom:8px;
    color:#fff;
}
.timeline-item .tl-time{
    display:inline-block;
    font-size:11.5px;
    font-weight:700;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--gold-2);
    margin-bottom:6px;
}
.timeline-item p{
    margin:0;
    font-size:14.5px;
    color:var(--mint);
}
/* ===== CHUYÊN MỤC ===== */
.channel-list{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:16px;
}
.channel-item{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 20px;
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(11,46,30,.6);
    transition:border-color .2s ease, background .2s ease, transform .2s ease;
}
.channel-item:hover{
    border-color:var(--border-strong);
    background:rgba(245,158,11,.08);
    transform:translateY(-2px);
}
.channel-item strong{
    display:block;
    font-size:15px;
    color:#fff;
}
.channel-item span{
    display:block;
    font-size:13px;
    color:var(--mint);
    margin-top:4px;
}
.channel-item i{ color:var(--gold); }
/* ===== BẢO CHỨNG ===== */
.guarantee-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:18px;
}
.guarantee{
    display:flex;
    gap:14px;
    padding:20px;
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(5,31,20,.5);
}
.guarantee i{
    font-size:18px;
    color:var(--gold);
    margin-top:3px;
}
.guarantee h3{
    font-size:15.5px;
    margin-bottom:6px;
}
.guarantee p{
    margin:0;
    font-size:14px;
    color:var(--mint);
}
/* ===== FAQ ===== */
.faq-item{
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:var(--panel);
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .2s ease;
}
.faq-item[open]{ border-color:var(--border-strong); }
.faq-item summary{
    cursor:pointer;
    list-style:none;
    padding:16px 20px;
    font-size:15.5px;
    font-weight:700;
    color:#fff;
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:14px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
    content:"\f067";
    font-family:"Font Awesome 6 Free";
    font-weight:900;
    font-size:12px;
    color:var(--gold);
    flex:0 0 auto;
    margin-top:4px;
    transition:transform .2s ease;
}
.faq-item[open] summary::after{ content:"\f068"; }
.faq-item summary:focus-visible{ outline:2px solid var(--gold-2); outline-offset:-3px; }
.faq-body{
    padding:0 20px 18px;
    font-size:14.5px;
    color:var(--mint);
    line-height:1.7;
}
/* ===== CTA / FORM ===== */
.cta-band{
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,.85fr);
    gap:36px;
    align-items:start;
    background:
        linear-gradient(135deg, rgba(180,83,9,.3), rgba(11,46,30,.92) 55%),
        var(--bg-2);
    border:1px solid var(--border-strong);
    border-radius:var(--radius);
    padding:36px;
    box-shadow:var(--shadow);
}
.cta-band h2{
    font-size:clamp(1.25rem,1.9vw,1.7rem);
    line-height:1.3;
    margin-bottom:12px;
}
.cta-band > div > p{
    color:var(--mint);
    font-size:15px;
}
.cta-points{ margin-top:18px; }
.cta-points li{
    display:flex;
    gap:10px;
    font-size:14.5px;
    color:var(--mint);
    margin-bottom:10px;
}
.cta-points i{ color:var(--gold); margin-top:4px; }
.cta-form{
    display:grid;
    gap:14px;
    background:rgba(5,31,20,.55);
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    padding:22px;
}
.field{ display:grid; gap:7px; }
.field label{
    font-size:12.5px;
    font-weight:700;
    letter-spacing:.06em;
    text-transform:uppercase;
    color:var(--olive);
}
.field input,
.field select{
    width:100%;
    padding:12px 14px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:rgba(5,31,20,.85);
    color:var(--text);
    font-size:14.5px;
    transition:border-color .18s ease, box-shadow .18s ease;
}
.field input::placeholder{ color:rgba(209,250,229,.45); }
.field input:focus,
.field select:focus{
    outline:none;
    border-color:var(--border-strong);
    box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.form-note{
    font-size:12.5px;
    color:var(--olive);
    margin:0;
}
/* ===== FOOTER ===== */
.site-footer{
    margin-top:20px;
    padding:52px 0 26px;
    background:linear-gradient(180deg, rgba(11,46,30,.6), rgba(3,18,12,.98));
    border-top:1px solid var(--border);
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:32px;
}
.footer-brand{
    display:flex;
    align-items:center;
    gap:11px;
    margin-bottom:16px;
}
.footer-col p{
    font-size:14px;
    color:var(--mint);
    line-height:1.7;
}
.footer-col h4{
    font-size:14px;
    color:var(--gold-2);
    margin-bottom:16px;
    letter-spacing:.02em;
}
.footer-col ul li{ margin-bottom:10px; }
.footer-col ul a{
    font-size:14px;
    color:var(--mint);
    transition:color .18s ease, padding-left .18s ease;
}
.footer-col ul a:hover{ color:var(--gold-2); padding-left:4px; }
.footer-plain{
    font-size:13.5px;
    color:var(--olive);
}
.pay-badges{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:16px;
}
.pay-badges span{
    font-size:11.5px;
    font-weight:600;
    letter-spacing:.05em;
    color:var(--mint);
    border:1px solid var(--border);
    border-radius:var(--radius-pill);
    padding:5px 12px;
    background:rgba(5,31,20,.6);
}
.footer-bottom{
    margin-top:36px;
    padding-top:20px;
    border-top:1px solid rgba(245,158,11,.16);
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:12px;
}
.footer-bottom p{
    margin:0;
    font-size:12.5px;
    color:var(--olive);
}
/* ===== FAB ===== */
.fab{
    position:fixed;
    left:16px;
    bottom:96px;
    z-index:60;
    width:56px;
    height:56px;
    border-radius:50%;
    display:grid;
    place-items:center;
    font-size:21px;
    color:#1c1206;
    background:radial-gradient(circle at 32% 28%, #FDE68A, #F59E0B 55%, #B45309);
    border:2px solid #F59E0B;
    box-shadow:0 6px 25px rgba(245,158,11,.38);
    opacity:.85;
    transition:transform .22s ease, opacity .22s ease;
    animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{ opacity:1; transform:scale(1.1); }
.fab:active{ transform:scale(.95) translateY(2px); }
.fab .fab-dot{
    position:absolute;
    top:-2px;
    right:-2px;
    width:13px;
    height:13px;
    border-radius:50%;
    background:#DC2626;
    box-shadow:0 0 0 2px #F8FAFC;
}
@keyframes fabFloat{
    0%,100%{ transform:translateY(0); }
    50%{ transform:translateY(-6px); }
}
/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
    .nav-menu{
        position:fixed;
        top:72px;
        left:0;
        right:0;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:4px;
        padding:14px 20px 22px;
        background:rgba(5,31,20,.98);
        border-bottom:1px solid var(--border);
        box-shadow:var(--shadow);
        max-height:calc(100vh - 72px);
        overflow-y:auto;
    }
    .nav-menu.is-open{ display:flex; }
    .nav-menu a{ padding:13px 14px; border-radius:var(--radius-sm); }
    .nav-toggle{ display:grid; place-items:center; }
    .article-hero-grid,
    .split,
    .cta-band{ grid-template-columns:1fr; }
    .stat-strip{ grid-template-columns:repeat(2,minmax(0,1fr)); }
    .grid-3{ grid-template-columns:repeat(2,minmax(0,1fr)); }
    .channel-list{ grid-template-columns:1fr; }
    .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:768px){
    .container{ padding:0 16px; }
    .section{ padding:44px 0; }
    .article-hero{ padding:38px 0 42px; }
    .article-main{ padding:40px 0 34px; }
    .grid-2,
    .grid-3,
    .guarantee-grid{ grid-template-columns:1fr; }
    .cta-band{ padding:24px; }
    .article-body{ font-size:16px; }
    .brand-text span{ display:none; }
    .btn-login{ padding:8px 13px; font-size:12.5px; }
    .btn-signup{ padding:9px 14px; font-size:12.5px; }
    .nav-inner{ min-height:66px; gap:10px; }
    .nav-menu{ top:66px; }
    .site-header{ }
}
@media (max-width:520px){
    .brand-text strong{ font-size:13.5px; }
    .stat-strip{ grid-template-columns:1fr; }
    .stat-num{ font-size:1.65rem; }
    .article-title{ font-size:1.52rem; }
    .footer-grid{ grid-template-columns:1fr; }
    .fab{ width:50px; height:50px; font-size:18px; bottom:84px; left:12px; }
    .meta-item{ font-size:11.5px; padding:6px 11px; }
}

/* roulang page: category1 */
/* ===== DESIGN SYSTEM ===== */
:root{
    --bg:#051F14;
    --bg-2:#0B2E1E;
    --bg-3:#0F3A26;
    --panel:rgba(11,46,30,.72);
    --gold:#F59E0B;
    --gold-2:#FCD34D;
    --gold-deep:#B45309;
    --red:#DC2626;
    --text:#F8FAFC;
    --mint:#D1FAE5;
    --olive:#A3A375;
    --border:rgba(245,158,11,.22);
    --border-strong:rgba(252,211,77,.5);
    --radius:18px;
    --radius-sm:12px;
    --radius-pill:999px;
    --shadow-sm:0 6px 18px rgba(0,0,0,.28);
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --shadow-gold:0 14px 34px rgba(245,158,11,.3);
    --container:1180px;
    --gap:24px;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
    margin:0;
    padding:0;
    font-family:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size:16px;
    line-height:1.65;
    color:var(--text);
    background:
        radial-gradient(1100px 620px at 12% -8%, rgba(16,82,54,.75), transparent 62%),
        radial-gradient(900px 520px at 92% 6%, rgba(180,83,9,.22), transparent 60%),
        var(--bg);
    overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; border:0; }
a{ color:inherit; text-decoration:none; }
button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }
h1,h2,h3,h4{ margin:0 0 14px; font-weight:800; line-height:1.24; letter-spacing:-.01em; }
p{ margin:0 0 14px; }
ul,ol{ margin:0; padding:0; list-style:none; }
::selection{ background:rgba(245,158,11,.35); color:#fff; }
:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; border-radius:6px; }

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

/* ===== HEADER / NAV ===== */
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    background:rgba(5,31,20,.93);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
.nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    min-height:72px;
}
.brand{ display:flex; align-items:center; gap:11px; flex-shrink:0; }
.brand-mark{
    width:42px; height:42px; border-radius:13px;
    display:grid; place-items:center; font-size:20px;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 55%,#B45309);
    color:#1c1206;
    box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{ font-size:15px; font-weight:800; color:var(--gold-2); letter-spacing:.01em; }
.brand-text span{ font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--olive); font-weight:600; }
.nav-menu{ display:flex; align-items:center; gap:6px; }
.nav-menu a{
    position:relative; padding:10px 14px; font-size:14px; font-weight:600;
    color:var(--mint); border-radius:var(--radius-pill);
    transition:color .18s ease, background .18s ease;
}
.nav-menu a:hover,.nav-menu a:focus-visible{ color:var(--gold-2); background:rgba(245,158,11,.1); outline:none; }
.nav-menu a.is-active{ color:var(--gold-2); background:rgba(245,158,11,.14); }
.nav-actions{ display:flex; align-items:center; gap:10px; }
.btn-login{
    font-size:13.5px; font-weight:600; color:var(--gold-2);
    border:1px solid var(--border-strong); border-radius:var(--radius-pill);
    padding:9px 18px; background:transparent;
    transition:background .18s ease, transform .18s ease;
}
.btn-login:hover{ background:rgba(245,158,11,.14); transform:translateY(-1px); }
.btn-signup{
    font-size:13.5px; font-weight:700; color:#1c1206;
    border-radius:var(--radius-pill); padding:10px 20px;
    background:linear-gradient(135deg,#FCD34D,#F59E0B 62%,#B45309);
    box-shadow:var(--shadow-gold);
    transition:transform .18s ease, box-shadow .18s ease;
}
.btn-signup:hover{ transform:translateY(-2px); box-shadow:0 18px 34px rgba(245,158,11,.45); }
.nav-toggle{
    display:none; width:44px; height:44px; border-radius:12px;
    border:1px solid var(--border); background:rgba(11,46,30,.7);
    color:var(--gold-2); font-size:18px; cursor:pointer;
    transition:border-color .18s ease, background .18s ease;
}
.nav-toggle:hover{ border-color:var(--border-strong); background:rgba(245,158,11,.12); }

/* ===== BUTTONS ===== */
.btn{
    display:inline-flex; align-items:center; justify-content:center; gap:9px;
    padding:13px 24px; border-radius:var(--radius-pill);
    font-size:14.5px; font-weight:700; border:1px solid transparent; cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    text-align:center;
}
.btn-gold{
    background:linear-gradient(135deg,#FCD34D,#F59E0B 60%,#B45309);
    color:#1c1206; box-shadow:var(--shadow-gold);
}
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 20px 40px rgba(245,158,11,.5); }
.btn-ghost{ border-color:var(--border-strong); color:var(--gold-2); background:rgba(245,158,11,.06); }
.btn-ghost:hover{ background:rgba(245,158,11,.16); transform:translateY(-2px); }
.btn:active{ transform:translateY(0) scale(.98); }
.btn-block{ width:100%; }

/* ===== SECTION FRAME ===== */
.section{ padding:74px 0; position:relative; }
.section-tight{ padding:56px 0; }
.section-alt{
    background:linear-gradient(180deg, rgba(11,46,30,.6), rgba(5,31,20,.15));
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
}
.section-head{ max-width:780px; margin-bottom:40px; }
.section-head h2{ font-size:clamp(1.45rem,2.35vw,2.05rem); }
.section-head p{ color:var(--mint); opacity:.88; margin-bottom:0; }
.kicker{
    display:inline-flex; align-items:center; gap:8px;
    font-size:12px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
    color:var(--gold); margin-bottom:12px;
}

/* ===== HERO ===== */
.page-hero{
    position:relative;
    padding:64px 0 76px;
    overflow:hidden;
    border-bottom:1px solid var(--border);
}
.page-hero::before{
    content:"";
    position:absolute; inset:0;
    background:
        linear-gradient(rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px,
        linear-gradient(90deg, rgba(245,158,11,.05) 1px, transparent 1px) 0 0/58px 58px;
    mask-image:radial-gradient(circle at 26% 26%, #000 0%, transparent 72%);
    -webkit-mask-image:radial-gradient(circle at 26% 26%, #000 0%, transparent 72%);
    pointer-events:none;
}
.page-hero::after{
    content:"";
    position:absolute; inset:0;
    background:url('/assets/images/05ce16abe7e9acb7.jpg') center/cover no-repeat;
    opacity:.16;
    pointer-events:none;
}
.hero-grid{
    position:relative;
    z-index:1;
    display:grid;
    grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
    gap:46px;
    align-items:center;
}
.eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    padding:7px 15px; border-radius:var(--radius-pill);
    border:1px solid var(--border-strong); background:rgba(245,158,11,.1);
    color:var(--gold-2); font-size:12px; font-weight:700;
    letter-spacing:.06em; text-transform:uppercase; margin-bottom:20px;
}
.hero-title{
    font-size:clamp(1.75rem, 3.4vw, 2.9rem);
    line-height:1.2;
    margin-bottom:18px;
    background:linear-gradient(120deg,#FFFFFF 8%,#FCD34D 52%,#F59E0B 88%);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}
.hero-lead{
    font-size:16.5px;
    line-height:1.72;
    color:var(--mint);
    max-width:640px;
    margin-bottom:26px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-bottom:26px; }
.hero-points{ display:grid; gap:10px; max-width:620px; }
.hero-points li{
    display:flex; align-items:flex-start; gap:10px;
    font-size:14.5px; color:var(--mint); opacity:.92;
}
.hero-points i{ color:var(--gold); margin-top:4px; font-size:13px; }

.hero-panel{
    background:linear-gradient(180deg, rgba(11,46,30,.92), rgba(5,31,20,.94));
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:18px;
    box-shadow:var(--shadow);
}
.panel-cover{
    position:relative;
    border-radius:var(--radius-sm);
    overflow:hidden;
    border:1px solid var(--border);
    margin-bottom:16px;
}
.panel-cover img{ width:100%; aspect-ratio:16/10; object-fit:cover; }
.panel-cover::after{
    content:"";
    position:absolute; inset:0;
    background:linear-gradient(180deg, rgba(5,31,20,.05), rgba(5,31,20,.75));
}
.panel-tag{
    position:absolute; left:12px; top:12px; z-index:2;
    background:linear-gradient(135deg,#DC2626,#7F1D1D);
    color:#fff; font-size:11px; font-weight:800;
    letter-spacing:.08em; text-transform:uppercase;
    padding:6px 12px; border-radius:var(--radius-pill);
    box-shadow:0 6px 16px rgba(220,38,38,.4);
}
.countdown-box{
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(5,31,20,.6);
    padding:16px 18px;
    margin-bottom:14px;
}
.cd-label{
    display:block; font-size:11.5px; letter-spacing:.12em;
    text-transform:uppercase; color:var(--olive); font-weight:700; margin-bottom:6px;
}
.cd-value{ display:flex; align-items:baseline; gap:8px; }
.cd-value strong{
    font-size:42px; line-height:1; font-weight:800;
    color:var(--gold-2);
    font-variant-numeric:tabular-nums;
    text-shadow:0 0 24px rgba(245,158,11,.45);
}
.cd-value span{ font-size:14px; color:var(--mint); font-weight:600; }
.cd-bar{
    position:relative; height:6px; border-radius:var(--radius-pill);
    background:rgba(245,158,11,.16); overflow:hidden; margin-top:12px;
}
.cd-bar i{
    display:block; height:100%; width:0%;
    background:linear-gradient(90deg,#FCD34D,#F59E0B);
    transition:width .9s linear;
}

/* ===== STATS ===== */
.stats-grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:var(--gap);
}
.stat-card{
    border:1px solid var(--border);
    border-radius:var(--radius);
    background:linear-gradient(180deg, rgba(15,58,38,.7), rgba(5,31,20,.72));
    padding:26px 22px;
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.stat-card:hover{ transform:translateY(-4px); border-color:var(--border-strong); box-shadow:var(--shadow-sm); }
.stat-num{
    font-size:40px; font-weight:800; line-height:1;
    color:var(--gold-2);
    display:flex; align-items:baseline; gap:6px;
    margin-bottom:12px;
}
.stat-num small{ font-size:13px; font-weight:600; color:var(--olive); letter-spacing:.04em; }
.stat-card h3{ font-size:15.5px; margin-bottom:8px; color:var(--text); }
.stat-card p{ font-size:14px; color:var(--mint); opacity:.82; margin-bottom:0; }

/* ===== RULE MATRIX ===== */
.rule-card{
    height:100%;
    border:1px solid var(--border);
    border-radius:var(--radius);
    background:linear-gradient(180deg, rgba(15,58,38,.6), rgba(5,31,20,.7));
    padding:26px 22px;
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.rule-card:hover{ transform:translateY(-4px); border-color:var(--border-strong); box-shadow:var(--shadow-sm); }
.rule-icon{
    width:46px; height:46px; border-radius:14px;
    display:grid; place-items:center;
    background:rgba(245,158,11,.14);
    border:1px solid var(--border);
    color:var(--gold-2); font-size:18px;
    margin-bottom:16px;
}
.rule-card h3{ font-size:16.5px; margin-bottom:10px; }
.rule-card p{ font-size:14.2px; color:var(--mint); opacity:.84; margin-bottom:0; }
.rule-note{
    display:inline-block; margin-top:14px;
    font-size:12px; font-weight:700; letter-spacing:.06em;
    text-transform:uppercase; color:var(--gold);
    border-top:1px solid var(--border);
    padding-top:12px;
}

/* ===== COMPARE ===== */
.compare{
    border:1px solid var(--border);
    border-radius:var(--radius);
    overflow:hidden;
    background:linear-gradient(180deg, rgba(11,46,30,.6), rgba(5,31,20,.6));
}
.compare-head,
.compare-row{
    display:grid;
    grid-template-columns:1.15fr 1fr 1fr;
    gap:0;
}
.compare-head{
    background:rgba(245,158,11,.1);
    border-bottom:1px solid var(--border);
}
.compare-head span{
    padding:16px 20px;
    font-size:12px; font-weight:800; letter-spacing:.1em;
    text-transform:uppercase; color:var(--gold-2);
}
.compare-head span + span{ border-left:1px solid var(--border); }
.compare-row + .compare-row{ border-top:1px solid var(--border); }
.compare-row > span{
    padding:18px 20px;
    font-size:14.2px;
    color:var(--mint);
    line-height:1.6;
}
.compare-row > span + span{ border-left:1px solid rgba(245,158,11,.14); }
.cr-label{ font-weight:700; color:var(--text) !important; }
.cr-eat{ background:rgba(16,82,54,.22); }
.cr-skip{ background:rgba(180,83,9,.1); }

/* ===== TIMELINE ===== */
.timeline{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:var(--gap);
    position:relative;
}
.tl-item{
    position:relative;
    border-top:2px solid var(--border);
    padding-top:24px;
}
.tl-item::before{
    content:"";
    position:absolute; top:-7px; left:0;
    width:12px; height:12px; border-radius:50%;
    background:var(--gold);
    box-shadow:0 0 0 4px rgba(245,158,11,.18);
}
.tl-step{
    display:block; font-size:12px; font-weight:800;
    letter-spacing:.12em; text-transform:uppercase;
    color:var(--gold); margin-bottom:8px;
}
.tl-item h3{ font-size:16px; margin-bottom:8px; }
.tl-item p{ font-size:14px; color:var(--mint); opacity:.84; margin-bottom:0; }

/* ===== NEWS ===== */
.news-grid{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:var(--gap);
}
.news-card{
    display:flex; flex-direction:column;
    border:1px solid var(--border);
    border-radius:var(--radius);
    background:linear-gradient(180deg, rgba(15,58,38,.6), rgba(5,31,20,.72));
    padding:24px 22px;
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.news-card:hover{ transform:translateY(-4px); border-color:var(--border-strong); box-shadow:var(--shadow-sm); }
.news-tag{
    align-self:flex-start;
    font-size:11px; font-weight:700; letter-spacing:.08em;
    text-transform:uppercase; color:var(--gold-2);
    background:rgba(245,158,11,.13);
    border:1px solid var(--border);
    border-radius:var(--radius-pill);
    padding:4px 12px; margin-bottom:14px;
}
.news-card h3{
    font-size:16.5px; line-height:1.4; margin-bottom:10px;
}
.news-card p{ font-size:14px; color:var(--mint); opacity:.82; margin-bottom:18px; }
.news-more{
    margin-top:auto;
    font-size:13.5px; font-weight:700; color:var(--gold);
    display:inline-flex; align-items:center; gap:8px;
}
.news-card:hover .news-more{ color:var(--gold-2); gap:12px; transition:gap .2s ease; }
.empty-note{
    border:1px dashed var(--border);
    border-radius:var(--radius);
    padding:28px;
    text-align:left;
    color:var(--mint);
    opacity:.8;
    background:rgba(11,46,30,.4);
}

/* ===== TRUST ===== */
.trust-row{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:var(--gap);
}
.trust-item{
    display:flex; gap:14px; align-items:flex-start;
    padding:22px;
    border-radius:var(--radius);
    border:1px solid var(--border);
    background:rgba(11,46,30,.5);
}
.trust-item i{
    font-size:19px; color:var(--gold-2); margin-top:3px;
}
.trust-item h3{ font-size:15px; margin-bottom:6px; }
.trust-item p{ font-size:13.6px; color:var(--mint); opacity:.82; margin-bottom:0; }

/* ===== QUICK ANSWERS ===== */
.quick-list{
    border-top:1px solid var(--border);
}
.quick-item{
    display:grid;
    grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
    gap:26px;
    padding:24px 0;
    border-bottom:1px solid var(--border);
    align-items:start;
}
.quick-item h3{
    font-size:16px; margin-bottom:0; color:var(--gold-2);
}
.quick-item p{ font-size:14.5px; color:var(--mint); opacity:.88; margin-bottom:0; }

/* ===== FAQ ===== */
.faq-item{
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(11,46,30,.5);
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .2s ease, background .2s ease;
}
.faq-item[open]{ border-color:var(--border-strong); background:rgba(15,58,38,.6); }
.faq-item summary{
    cursor:pointer;
    list-style:none;
    padding:18px 22px;
    font-size:15.5px;
    font-weight:700;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
    content:"\f067";
    font-family:"Font Awesome 6 Free";
    font-weight:900;
    font-size:13px;
    color:var(--gold);
    flex-shrink:0;
    transition:transform .2s ease;
}
.faq-item[open] summary::after{ content:"\f068"; transform:rotate(180deg); }
.faq-item summary:hover{ color:var(--gold-2); }
.faq-body{
    padding:0 22px 20px;
    font-size:14.5px;
    color:var(--mint);
    opacity:.88;
    line-height:1.7;
}

/* ===== CTA FORM ===== */
.cta-panel{
    border:1px solid var(--border-strong);
    border-radius:var(--radius);
    background:
        radial-gradient(700px 320px at 12% 10%, rgba(245,158,11,.16), transparent 62%),
        linear-gradient(180deg, rgba(15,58,38,.86), rgba(5,31,20,.9));
    padding:42px;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    gap:42px;
    align-items:center;
    box-shadow:var(--shadow);
}
.cta-panel h2{ font-size:clamp(1.4rem,2.2vw,1.95rem); }
.cta-panel p{ color:var(--mint); opacity:.88; }
.cta-list{ display:grid; gap:10px; margin-top:18px; }
.cta-list li{ font-size:14.4px; color:var(--mint); display:flex; gap:10px; align-items:flex-start; }
.cta-list i{ color:var(--gold); margin-top:4px; font-size:13px; }
.lead-form{
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    background:rgba(5,31,20,.72);
    padding:26px;
}
.field{ margin-bottom:16px; }
.field label{
    display:block; font-size:12.5px; font-weight:700;
    letter-spacing:.06em; text-transform:uppercase;
    color:var(--olive); margin-bottom:8px;
}
.field input,
.field select{
    width:100%;
    padding:13px 15px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border);
    background:rgba(11,46,30,.7);
    color:var(--text);
    font-size:14.5px;
    transition:border-color .18s ease, box-shadow .18s ease;
}
.field input::placeholder{ color:rgba(209,250,229,.45); }
.field input:focus,
.field select:focus{
    outline:none;
    border-color:var(--border-strong);
    box-shadow:0 0 0 3px rgba(245,158,11,.16);
}
.field select option{ background:#0B2E1E; color:var(--text); }
.form-note{ font-size:12.5px; color:var(--olive); margin:12px 0 0; }
.form-msg{
    display:none;
    margin-top:14px;
    padding:12px 14px;
    border-radius:var(--radius-sm);
    border:1px solid var(--border-strong);
    background:rgba(245,158,11,.12);
    color:var(--gold-2);
    font-size:13.6px;
    font-weight:600;
}

/* ===== FAB ===== */
.fab-support{
    position:fixed;
    left:16px;
    bottom:96px;
    z-index:50;
    width:56px; height:56px;
    border-radius:50%;
    display:grid; place-items:center;
    font-size:21px; color:#1c1206;
    background:radial-gradient(circle at 32% 28%, #FDE68A, #F59E0B 55%, #B45309 100%);
    border:2px solid var(--gold);
    box-shadow:0 6px 25px rgba(245,158,11,.35);
    opacity:.85;
    animation:fabGlow 3.2s ease-in-out infinite;
    transition:transform .25s ease, opacity .25s ease;
}
.fab-support:hover{ transform:scale(1.1); opacity:1; }
.fab-support:active{ transform:scale(.95) translateY(3px); }
.fab-dot{
    position:absolute; top:2px; right:2px;
    width:14px; height:14px; border-radius:50%;
    background:var(--red);
    box-shadow:0 0 0 2px #fff;
    animation:fabDot 1.8s ease-in-out infinite;
}
@keyframes fabGlow{
    0%,100%{ box-shadow:0 6px 25px rgba(245,158,11,.35); }
    50%{ box-shadow:0 12px 36px rgba(245,158,11,.62); }
}
@keyframes fabDot{
    0%,100%{ transform:scale(1); opacity:1; }
    50%{ transform:scale(1.25); opacity:.72; }
}

/* ===== FOOTER ===== */
.site-footer{
    border-top:1px solid var(--border);
    background:linear-gradient(180deg, rgba(5,31,20,.6), rgba(3,20,13,.95));
    padding:56px 0 26px;
    margin-top:20px;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:36px;
    padding-bottom:36px;
    border-bottom:1px solid var(--border);
}
.footer-brand{ display:flex; align-items:center; gap:11px; margin-bottom:16px; }
.footer-col h4{
    font-size:13px; letter-spacing:.1em; text-transform:uppercase;
    color:var(--gold-2); margin-bottom:16px;
}
.footer-col p{ font-size:14px; color:var(--mint); opacity:.78; }
.footer-col ul{ display:grid; gap:10px; }
.footer-col ul a{
    font-size:14px; color:var(--mint); opacity:.82;
    transition:color .18s ease, opacity .18s ease, padding-left .18s ease;
}
.footer-col ul a:hover{ color:var(--gold-2); opacity:1; padding-left:4px; }
.footer-plain{ font-size:13.6px; line-height:1.7; }
.pay-badges{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.pay-badges span{
    font-size:11.5px; font-weight:700; letter-spacing:.05em;
    border:1px solid var(--border);
    border-radius:var(--radius-pill);
    padding:6px 12px;
    color:var(--mint);
    background:rgba(11,46,30,.6);
}
.footer-bottom{
    padding-top:22px;
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:12px;
}
.footer-bottom p{
    font-size:12.8px;
    color:var(--olive);
    margin:0;
}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
    .hero-grid{ grid-template-columns:1fr; gap:36px; }
    .stats-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .trust-row{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .news-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .timeline{ grid-template-columns:repeat(2, minmax(0,1fr)); gap:28px; }
    .footer-grid{ grid-template-columns:1fr 1fr; gap:28px; }
    .cta-panel{ grid-template-columns:1fr; padding:32px; gap:30px; }
    .nav-menu{
        position:absolute;
        top:100%; left:0; right:0;
        flex-direction:column;
        align-items:stretch;
        gap:2px;
        padding:14px 20px 20px;
        background:rgba(5,31,20,.98);
        border-bottom:1px solid var(--border);
        box-shadow:var(--shadow);
        display:none;
    }
    .nav-menu.is-open{ display:flex; }
    .nav-menu a{ padding:13px 12px; border-radius:var(--radius-sm); }
    .nav-toggle{ display:grid; place-items:center; }
    .nav-inner{ position:relative; }
}
@media (max-width:768px){
    .section{ padding:56px 0; }
    .section-tight{ padding:44px 0; }
    .page-hero{ padding:46px 0 56px; }
    .nav-actions .btn-login,
    .nav-actions .btn-signup{ padding:8px 13px; font-size:12.5px; }
    .brand-text strong{ font-size:13.5px; }
    .brand-text span{ font-size:10px; letter-spacing:.1em; }
    .compare-head{ display:none; }
    .compare-row{ grid-template-columns:1fr; }
    .compare-row > span + span{ border-left:0; }
    .compare-row > span{ padding:14px 18px; }
    .cr-eat::before,
    .cr-skip::before{
        display:block;
        font-size:11.5px; font-weight:800; letter-spacing:.08em;
        text-transform:uppercase; color:var(--gold); margin-bottom:4px;
    }
    .cr-eat::before{ content:"Nếu ăn chốt"; }
    .cr-skip::before{ content:"Nếu bỏ chốt"; }
    .quick-item{ grid-template-columns:1fr; gap:8px; }
    .cta-panel{ padding:26px 20px; }
    .lead-form{ padding:20px; }
}
@media (max-width:520px){
    .stats-grid,
    .trust-row,
    .news-grid,
    .timeline,
    .footer-grid{ grid-template-columns:1fr; }
    .hero-actions .btn{ width:100%; }
    .brand-text span{ display:none; }
    .footer-bottom{ flex-direction:column; }
    .fab-support{ width:52px; height:52px; bottom:84px; }
}

/* roulang page: category3 */
:root{
    --bg:#051F14;
    --bg-2:#0B2E1E;
    --bg-3:#0F3A26;
    --panel:rgba(11,46,30,.72);
    --gold:#F59E0B;
    --gold-2:#FCD34D;
    --gold-deep:#B45309;
    --red:#DC2626;
    --text:#F8FAFC;
    --mint:#D1FAE5;
    --olive:#A3A375;
    --border:rgba(245,158,11,.22);
    --border-strong:rgba(252,211,77,.5);
    --radius:18px;
    --radius-sm:12px;
    --radius-pill:999px;
    --shadow-sm:0 6px 18px rgba(0,0,0,.28);
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --shadow-gold:0 14px 34px rgba(245,158,11,.3);
    --container:1180px;
    --gap:24px;
}
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
    margin:0;
    padding:0;
    font-family:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size:16px;
    line-height:1.65;
    color:var(--text);
    background:
        radial-gradient(1100px 620px at 12% -8%, rgba(16,82,54,.75), transparent 62%),
        radial-gradient(900px 520px at 92% 6%, rgba(180,83,9,.22), transparent 60%),
        var(--bg);
    overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; border:0; }
a{ color:inherit; text-decoration:none; }
button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }
.container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 20px;
}
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    background:rgba(5,31,20,.93);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
.nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    min-height:72px;
}
.brand{ display:flex; align-items:center; gap:11px; flex-shrink:0; }
.brand-mark{
    width:42px; height:42px; border-radius:13px; display:grid; place-items:center; font-size:20px;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 55%,#B45309);
    color:#1c1206; box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{ font-size:15px; font-weight:800; color:var(--gold-2); letter-spacing:.01em; }
.brand-text span{ font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--olive); font-weight:600; }
.nav-menu{ display:flex; align-items:center; gap:6px; }
.nav-menu a{
    position:relative; padding:10px 14px; font-size:14px; font-weight:600; color:var(--mint);
    border-radius:var(--radius-pill); transition:color .18s ease, background .18s ease;
}
.nav-menu a:hover,.nav-menu a:focus-visible{ color:var(--gold-2); background:rgba(245,158,11,.1); outline:none; }
.nav-menu a.is-active{ color:var(--gold-2); background:rgba(245,158,11,.14); }
.nav-actions{ display:flex; align-items:center; gap:10px; }
.btn-login{
    font-size:13.5px; font-weight:600; color:var(--gold-2); border:1px solid var(--border-strong);
    border-radius:var(--radius-pill); padding:9px 18px; background:transparent;
    transition:background .18s ease, transform .18s ease;
}
.btn-login:hover{ background:rgba(245,158,11,.14); transform:translateY(-1px); }
.btn-signup{
    font-size:13.5px; font-weight:700; color:#1c1206; border-radius:var(--radius-pill); padding:10px 20px;
    background:linear-gradient(135deg,#FCD34D,#F59E0B 62%,#B45309); box-shadow:var(--shadow-gold);
    transition:transform .18s ease, box-shadow .18s ease;
}
.btn-signup:hover{ transform:translateY(-2px); box-shadow:0 18px 34px rgba(245,158,11,.45); }
.nav-toggle{
    display:none; width:44px; height:44px; border-radius:12px; border:1px solid var(--border);
    background:rgba(11,46,30,.7); color:var(--gold-2); font-size:18px; cursor:pointer;
}
.nav-toggle:hover{ border-color:var(--border-strong); }
.btn{
    display:inline-flex; align-items:center; justify-content:center; gap:9px; padding:13px 24px;
    border-radius:var(--radius-pill); font-size:14.5px; font-weight:700; border:1px solid transparent;
    cursor:pointer; transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    text-align:center;
}
.btn-gold{ background:linear-gradient(135deg,#FCD34D,#F59E0B 60%,#B45309); color:#1c1206; box-shadow:var(--shadow-gold); }
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 20px 40px rgba(245,158,11,.5); }
.btn-ghost{ border-color:var(--border-strong); color:var(--gold-2); background:rgba(245,158,11,.06); }
.btn-ghost:hover{ background:rgba(245,158,11,.16); transform:translateY(-2px); }
.btn:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; }
.btn:active{ transform:translateY(0) scale(.98); }

/* ===== PAGE HERO (category) ===== */
.cat-hero{
    position:relative;
    padding:56px 0 60px;
    border-bottom:1px solid var(--border);
    overflow:hidden;
}
.cat-hero::before{
    content:"";
    position:absolute; inset:0;
    background:url('/assets/images/05ce16abe7e9acb7.jpg') center/cover no-repeat;
    opacity:.2;
    filter:saturate(.9);
}
.cat-hero::after{
    content:"";
    position:absolute; inset:0;
    background:linear-gradient(100deg, rgba(5,31,20,.94) 22%, rgba(5,31,20,.62) 78%);
}
.cat-hero .container{ position:relative; z-index:2; }
.breadcrumb{
    display:flex; flex-wrap:wrap; align-items:center; gap:8px;
    font-size:12.5px; color:var(--olive); font-weight:600; margin-bottom:18px;
}
.breadcrumb a:hover{ color:var(--gold-2); }
.breadcrumb i{ font-size:9px; color:var(--gold); }
.cat-grid{
    display:grid;
    grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
    gap:44px;
    align-items:center;
}
.eyebrow{
    display:inline-flex; align-items:center; gap:8px; padding:7px 15px; border-radius:var(--radius-pill);
    border:1px solid var(--border-strong); background:rgba(245,158,11,.1); color:var(--gold-2);
    font-size:12px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; margin-bottom:18px;
}
.cat-hero h1{
    font-size:clamp(1.6rem, 3.1vw, 2.6rem);
    line-height:1.22;
    margin:0 0 16px;
    background:linear-gradient(120deg,#FFFFFF 8%,#FCD34D 54%,#F59E0B 90%);
    -webkit-background-clip:text; background-clip:text; color:transparent;
}
.cat-hero p.lead{
    font-size:16px; line-height:1.72; color:var(--mint); max-width:640px; margin:0 0 26px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; }
.hero-media{
    position:relative;
    border-radius:var(--radius);
    overflow:hidden;
    border:1px solid var(--border);
    box-shadow:var(--shadow);
}
.hero-media img{ width:100%; aspect-ratio:16/11; object-fit:cover; }
.hero-media figcaption{
    position:absolute; left:0; right:0; bottom:0;
    padding:14px 16px;
    background:linear-gradient(to top, rgba(5,31,20,.95), rgba(5,31,20,0));
    font-size:13px; font-weight:600; color:var(--gold-2);
}

/* ===== SECTION BASE ===== */
section.block{ padding:64px 0; }
section.block.alt{ background:linear-gradient(180deg, rgba(11,46,30,.55), rgba(5,31,20,.2)); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.section-head{ max-width:760px; margin-bottom:38px; }
.section-head .tag{
    display:inline-block; font-size:11.5px; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
    color:var(--gold); margin-bottom:12px;
}
.section-head h2{
    font-size:clamp(1.35rem, 2.3vw, 1.95rem);
    line-height:1.3; margin:0 0 12px; color:#fff;
}
.section-head p{ margin:0; color:var(--mint); font-size:15.3px; line-height:1.7; }

/* ===== METRIC DASHBOARD ===== */
.metric-grid{
    display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:18px;
}
.metric{
    border:1px solid var(--border);
    background:linear-gradient(160deg, rgba(15,58,38,.85), rgba(11,46,30,.5));
    border-radius:var(--radius);
    padding:22px 20px;
    position:relative; overflow:hidden;
    transition:transform .2s ease, border-color .2s ease;
}
.metric:hover{ transform:translateY(-4px); border-color:var(--border-strong); }
.metric .m-ico{ font-size:20px; color:var(--gold-2); margin-bottom:12px; }
.metric .m-val{ font-size:28px; font-weight:800; color:var(--gold-2); line-height:1.1; }
.metric .m-lbl{ font-size:13px; color:var(--mint); font-weight:600; margin-top:6px; }
.metric .m-note{ font-size:12px; color:var(--olive); margin-top:8px; line-height:1.55; }

/* ===== SERVICE / FEATURE MATRIX ===== */
.matrix{
    display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:22px;
}
.matrix-card{
    border:1px solid var(--border);
    border-radius:var(--radius);
    background:var(--panel);
    padding:26px 24px;
    transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.matrix-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:var(--border-strong); }
.matrix-card .m-index{
    font-size:12px; font-weight:800; letter-spacing:.14em; color:var(--gold-deep);
    display:block; margin-bottom:12px;
}
.matrix-card h3{ font-size:17.5px; margin:0 0 10px; color:#fff; line-height:1.4; }
.matrix-card p{ margin:0; font-size:14.6px; color:var(--mint); line-height:1.68; }
.matrix-card ul{ margin:14px 0 0; padding:0; list-style:none; }
.matrix-card ul li{
    position:relative; padding-left:20px; font-size:14px; color:var(--mint); line-height:1.62; margin-bottom:8px;
}
.matrix-card ul li::before{
    content:"\f058"; font-family:"Font Awesome 6 Free"; font-weight:900;
    position:absolute; left:0; top:2px; font-size:12px; color:var(--gold);
}

/* ===== COMPARE TABLE ===== */
.compare-wrap{ overflow-x:auto; border:1px solid var(--border); border-radius:var(--radius); background:rgba(11,46,30,.45); }
table.compare{ width:100%; border-collapse:collapse; min-width:640px; }
table.compare th, table.compare td{ padding:15px 18px; text-align:left; font-size:14.4px; border-bottom:1px solid var(--border); }
table.compare thead th{
    background:rgba(15,58,38,.85); color:var(--gold-2); font-weight:700; font-size:13.4px;
    text-transform:uppercase; letter-spacing:.06em;
}
table.compare tbody tr:hover{ background:rgba(245,158,11,.06); }
table.compare td:first-child{ font-weight:700; color:#fff; }
table.compare td.ok{ color:#6EE7B7; font-weight:600; }
table.compare td.warn{ color:var(--gold-2); font-weight:600; }
table.compare td.bad{ color:#FCA5A5; font-weight:600; }

/* ===== TIMELINE / ROADMAP ===== */
.timeline{ position:relative; padding-left:28px; }
.timeline::before{
    content:""; position:absolute; left:7px; top:6px; bottom:6px; width:2px;
    background:linear-gradient(to bottom, var(--gold), rgba(245,158,11,.05));
}
.tl-item{ position:relative; padding-bottom:30px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
    content:""; position:absolute; left:-28px; top:6px; width:16px; height:16px; border-radius:50%;
    background:linear-gradient(140deg,#FCD34D,#B45309); border:3px solid #051F14;
    box-shadow:0 0 0 2px rgba(245,158,11,.35);
}
.tl-item h4{ margin:0 0 7px; font-size:16.4px; color:var(--gold-2); }
.tl-item p{ margin:0; font-size:14.6px; color:var(--mint); line-height:1.68; }

/* ===== CONTENT LIST ===== */
.list-grid{ display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:22px; }
.post-card{
    border:1px solid var(--border); border-radius:var(--radius); overflow:hidden;
    background:var(--panel); display:flex; flex-direction:column;
    transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.post-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:var(--border-strong); }
.post-thumb{ position:relative; aspect-ratio:16/10; overflow:hidden; }
.post-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.post-card:hover .post-thumb img{ transform:scale(1.06); }
.post-body{ padding:20px 20px 22px; display:flex; flex-direction:column; flex:1; }
.post-meta{ display:flex; gap:12px; flex-wrap:wrap; font-size:12px; color:var(--olive); font-weight:600; margin-bottom:10px; }
.post-meta span{ display:inline-flex; align-items:center; gap:6px; }
.post-body h3{ font-size:16.4px; margin:0 0 10px; line-height:1.45; color:#fff; }
.post-body h3 a:hover{ color:var(--gold-2); }
.post-body p{ margin:0 0 16px; font-size:14.2px; color:var(--mint); line-height:1.66; }
.post-body .read-more{ margin-top:auto; font-size:13.4px; font-weight:700; color:var(--gold-2); display:inline-flex; align-items:center; gap:7px; }
.post-body .read-more:hover{ color:#fff; }
.list-more{ text-align:center; margin-top:34px; }
.empty-note{ text-align:center; color:var(--olive); font-size:14.6px; padding:30px 0; }

/* ===== TRUST / ASSURANCE ===== */
.trust-grid{ display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:18px; }
.trust-item{
    border:1px solid var(--border); border-radius:var(--radius-sm); padding:20px 18px;
    background:rgba(15,58,38,.5); text-align:left;
}
.trust-item i{ font-size:20px; color:var(--gold-2); margin-bottom:10px; display:block; }
.trust-item h4{ font-size:15px; margin:0 0 7px; color:#fff; }
.trust-item p{ margin:0; font-size:13.6px; color:var(--mint); line-height:1.62; }

/* ===== FAQ ===== */
.faq-list{ display:grid; gap:14px; max-width:940px; }
.faq-item{ border:1px solid var(--border); border-radius:var(--radius-sm); background:var(--panel); overflow:hidden; }
.faq-item summary{
    cursor:pointer; padding:18px 22px; font-size:15.4px; font-weight:700; color:var(--gold-2);
    list-style:none; display:flex; align-items:center; justify-content:space-between; gap:14px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
    content:"\2b"; font-family:"Font Awesome 6 Free"; font-weight:900; color:var(--gold);
    font-size:14px; transition:transform .22s ease;
}
.faq-item[open] summary::after{ transform:rotate(45deg); }
.faq-item .faq-body{ padding:0 22px 20px; font-size:14.6px; color:var(--mint); line-height:1.7; }

/* ===== CTA / FORM ===== */
.cta-panel{
    border:1px solid var(--border-strong);
    border-radius:var(--radius);
    background:
        linear-gradient(140deg, rgba(15,58,38,.95), rgba(11,46,30,.7)),
        radial-gradient(600px 300px at 90% 10%, rgba(245,158,11,.16), transparent 70%);
    padding:40px 36px;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(0,.9fr);
    gap:36px;
    align-items:center;
    box-shadow:var(--shadow);
}
.cta-panel h2{ font-size:clamp(1.3rem, 2.2vw, 1.85rem); margin:0 0 12px; color:#fff; line-height:1.32; }
.cta-panel p{ margin:0 0 18px; font-size:15px; color:var(--mint); line-height:1.7; }
.cta-list{ list-style:none; margin:0; padding:0; }
.cta-list li{ position:relative; padding-left:24px; font-size:14.4px; color:var(--mint); margin-bottom:9px; line-height:1.6; }
.cta-list li::before{
    content:"\f0da"; font-family:"Font Awesome 6 Free"; font-weight:900; position:absolute; left:0; top:2px;
    font-size:13px; color:var(--gold);
}
.cta-form{
    background:rgba(5,31,20,.6); border:1px solid var(--border); border-radius:var(--radius-sm);
    padding:24px 22px;
}
.cta-form label{ display:block; font-size:12.6px; font-weight:700; color:var(--gold-2); margin-bottom:6px; letter-spacing:.03em; }
.cta-form input, .cta-form select{
    width:100%; padding:12px 14px; border-radius:10px; border:1px solid var(--border);
    background:rgba(11,46,30,.75); color:var(--text); font-size:14.4px; margin-bottom:14px;
    transition:border-color .18s ease, box-shadow .18s ease;
}
.cta-form input:focus, .cta-form select:focus{
    outline:none; border-color:var(--border-strong); box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.cta-form .btn{ width:100%; }
.cta-form .form-note{ font-size:12.2px; color:var(--olive); margin:12px 0 0; line-height:1.6; }

/* ===== FOOTER ===== */
.site-footer{
    margin-top:0; padding:56px 0 26px;
    background:linear-gradient(180deg, rgba(5,31,20,.6), rgba(3,20,13,.98));
    border-top:1px solid var(--border);
}
.footer-grid{ display:grid; grid-template-columns:1.3fr 1fr 1fr 1.1fr; gap:32px; }
.footer-brand{ display:flex; align-items:center; gap:11px; margin-bottom:16px; }
.footer-col p{ font-size:13.8px; color:var(--mint); line-height:1.7; margin:0 0 14px; }
.footer-col h4{ font-size:14px; color:var(--gold-2); margin:0 0 14px; letter-spacing:.02em; }
.footer-col ul{ list-style:none; margin:0; padding:0; }
.footer-col ul li{ margin-bottom:9px; }
.footer-col ul li a{ font-size:13.8px; color:var(--mint); transition:color .18s ease; }
.footer-col ul li a:hover{ color:var(--gold-2); }
.footer-plain{ font-size:13.4px; color:var(--olive); line-height:1.68; }
.pay-badges{ display:flex; flex-wrap:wrap; gap:8px; margin-top:12px; }
.pay-badges span{
    font-size:11.6px; font-weight:700; color:var(--gold-2); padding:6px 11px;
    border:1px solid var(--border); border-radius:var(--radius-pill); background:rgba(245,158,11,.07);
}
.footer-bottom{
    margin-top:34px; padding-top:20px; border-top:1px solid var(--border);
    display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between; align-items:center;
}
.footer-bottom p{ margin:0; font-size:12.6px; color:var(--olive); }
.footer-bottom .fb-links{ display:flex; gap:16px; flex-wrap:wrap; }
.footer-bottom .fb-links a{ font-size:12.6px; color:var(--olive); }
.footer-bottom .fb-links a:hover{ color:var(--gold-2); }

/* ===== FAB ===== */
.fab{
    position:fixed; left:16px; bottom:96px; z-index:50;
    width:58px; height:58px; border-radius:50%;
    display:grid; place-items:center;
    background:radial-gradient(circle at 32% 28%, #FCD34D, #F59E0B 52%, #B45309 100%);
    color:#1c1206; font-size:22px;
    border:2px solid #F59E0B;
    box-shadow:0 6px 25px rgba(245,158,11,.35);
    opacity:.85;
    animation:fabFloat 3.2s ease-in-out infinite;
    transition:transform .22s ease, opacity .22s ease;
}
.fab:hover{ transform:scale(1.1); opacity:1; }
.fab:active{ transform:scale(.95); }
.fab::after{
    content:""; position:absolute; top:-2px; right:-2px; width:14px; height:14px; border-radius:50%;
    background:var(--red); box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-6px); } }

/* ===== RESPONSIVE ===== */
@media (max-width:1080px){
    .metric-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .trust-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }
    .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:920px){
    .nav-menu{
        position:absolute; top:72px; left:0; right:0;
        flex-direction:column; align-items:stretch; gap:2px;
        background:rgba(5,31,20,.98); border-bottom:1px solid var(--border);
        padding:12px 20px 18px;
        display:none;
    }
    .nav-menu.is-open{ display:flex; }
    .nav-menu a{ padding:12px 14px; }
    .nav-toggle{ display:grid; place-items:center; }
    .cat-grid{ grid-template-columns:1fr; gap:30px; }
    .matrix{ grid-template-columns:1fr 1fr; }
    .list-grid{ grid-template-columns:1fr 1fr; }
    .cta-panel{ grid-template-columns:1fr; padding:32px 24px; }
}
@media (max-width:640px){
    section.block{ padding:46px 0; }
    .cat-hero{ padding:40px 0 44px; }
    .metric-grid, .matrix, .list-grid, .trust-grid{ grid-template-columns:1fr; }
    .footer-grid{ grid-template-columns:1fr; gap:28px; }
    .brand-text strong{ font-size:13.4px; }
    .btn-login, .btn-signup{ padding:9px 13px; font-size:12.6px; }
    .hero-actions .btn{ width:100%; }
    .fab{ left:12px; bottom:88px; width:52px; height:52px; font-size:20px; }
}

/* roulang page: category2 */
:root{
    --bg:#051F14;
    --bg-2:#0B2E1E;
    --bg-3:#0F3A26;
    --panel:rgba(11,46,30,.72);
    --gold:#F59E0B;
    --gold-2:#FCD34D;
    --gold-deep:#B45309;
    --red:#DC2626;
    --text:#F8FAFC;
    --mint:#D1FAE5;
    --olive:#A3A375;
    --border:rgba(245,158,11,.22);
    --border-strong:rgba(252,211,77,.5);
    --radius:18px;
    --radius-sm:12px;
    --radius-pill:999px;
    --shadow-sm:0 6px 18px rgba(0,0,0,.28);
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --shadow-gold:0 14px 34px rgba(245,158,11,.3);
    --container:1180px;
    --gap:24px;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
    margin:0;
    padding:0;
    font-family:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size:16px;
    line-height:1.65;
    color:var(--text);
    background:
        radial-gradient(1100px 620px at 12% -8%, rgba(16,82,54,.75), transparent 62%),
        radial-gradient(900px 520px at 92% 6%, rgba(180,83,9,.22), transparent 60%),
        var(--bg);
    overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; border:0; }
a{ color:inherit; text-decoration:none; transition:color .18s ease; }
a:hover{ color:var(--gold-2); }
button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }
h1,h2,h3,h4,h5{ margin:0 0 .65rem; font-weight:800; line-height:1.24; color:var(--text); letter-spacing:-.01em; }
p{ margin:0 0 1rem; }
ul,ol{ margin:0 0 1rem; padding-left:1.15rem; }
li{ margin-bottom:.4rem; }
::selection{ background:rgba(245,158,11,.35); color:#fff; }
.container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 20px;
}
/* ===== HEADER / NAV ===== */
.site-header{
    position:sticky;
    top:0;
    z-index:90;
    background:rgba(5,31,20,.93);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
.nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    min-height:72px;
}
.brand{ display:flex; align-items:center; gap:11px; flex-shrink:0; }
.brand-mark{
    width:42px; height:42px; border-radius:13px; display:grid; place-items:center; font-size:20px;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 55%,#B45309);
    color:#1c1206;
    box-shadow:0 8px 20px rgba(245,158,11,.35);
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{ font-size:15px; font-weight:800; color:var(--gold-2); letter-spacing:.01em; }
.brand-text span{ font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--olive); font-weight:600; }
.nav-menu{ display:flex; align-items:center; gap:6px; }
.nav-menu a{
    position:relative;
    padding:10px 14px;
    font-size:14px;
    font-weight:600;
    color:var(--mint);
    border-radius:var(--radius-pill);
    transition:color .18s ease, background .18s ease;
}
.nav-menu a:hover,
.nav-menu a:focus-visible{ color:var(--gold-2); background:rgba(245,158,11,.1); outline:none; }
.nav-menu a.is-active{ color:var(--gold-2); background:rgba(245,158,11,.14); }
.nav-actions{ display:flex; align-items:center; gap:10px; }
.btn-login{
    font-size:13.5px; font-weight:600; color:var(--gold-2);
    border:1px solid var(--border-strong); border-radius:var(--radius-pill);
    padding:9px 18px; background:transparent;
    transition:background .18s ease, transform .18s ease;
}
.btn-login:hover{ background:rgba(245,158,11,.14); transform:translateY(-1px); color:var(--gold-2); }
.btn-signup{
    font-size:13.5px; font-weight:700; color:#1c1206; border-radius:var(--radius-pill);
    padding:10px 20px;
    background:linear-gradient(135deg,#FCD34D,#F59E0B 62%,#B45309);
    box-shadow:var(--shadow-gold);
    transition:transform .18s ease, box-shadow .18s ease;
}
.btn-signup:hover{ transform:translateY(-2px); box-shadow:0 18px 34px rgba(245,158,11,.45); color:#1c1206; }
.nav-toggle{
    display:none; width:44px; height:44px; border-radius:12px;
    border:1px solid var(--border); background:rgba(11,46,30,.7);
    color:var(--gold-2); font-size:18px; cursor:pointer;
}
.nav-toggle:hover{ border-color:var(--border-strong); }
/* ===== BUTTONS ===== */
.btn{
    display:inline-flex; align-items:center; justify-content:center; gap:9px;
    padding:13px 24px; border-radius:var(--radius-pill);
    font-size:14.5px; font-weight:700; border:1px solid transparent; cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
    text-align:center;
}
.btn-gold{ background:linear-gradient(135deg,#FCD34D,#F59E0B 60%,#B45309); color:#1c1206; box-shadow:var(--shadow-gold); }
.btn-gold:hover{ transform:translateY(-2px); box-shadow:0 20px 40px rgba(245,158,11,.5); color:#1c1206; }
.btn-ghost{ border-color:var(--border-strong); color:var(--gold-2); background:rgba(245,158,11,.06); }
.btn-ghost:hover{ background:rgba(245,158,11,.16); transform:translateY(-2px); color:var(--gold-2); }
.btn:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; }
.btn:active{ transform:translateY(0) scale(.98); }
/* ===== HERO ===== */
.hero{ position:relative; padding:58px 0 66px; overflow:hidden; border-bottom:1px solid var(--border); }
.hero::before{
    content:""; position:absolute; inset:0;
    background-image:linear-gradient(rgba(5,31,20,.9), rgba(5,31,20,.94)), url('/assets/images/05ce16abe7e9acb7.jpg');
    background-size:cover; background-position:center;
    opacity:.85; pointer-events:none;
}
.hero::after{
    content:""; position:absolute; inset:0;
    background-image:
        linear-gradient(rgba(245,158,11,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(245,158,11,.05) 1px, transparent 1px);
    background-size:58px 58px;
    mask-image:radial-gradient(circle at 30% 26%, #000 0%, transparent 70%);
    -webkit-mask-image:radial-gradient(circle at 30% 26%, #000 0%, transparent 70%);
    pointer-events:none;
}
.hero .container{ position:relative; z-index:2; }
.hero-grid{ display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr); gap:44px; align-items:center; }
.eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    padding:7px 15px; border-radius:var(--radius-pill);
    border:1px solid var(--border-strong); background:rgba(245,158,11,.1);
    color:var(--gold-2); font-size:12px; font-weight:700;
    letter-spacing:.06em; text-transform:uppercase; margin-bottom:20px;
}
.hero-title{
    font-size:clamp(1.72rem,3.3vw,2.8rem); line-height:1.2; margin-bottom:18px;
    background:linear-gradient(120deg,#FFFFFF 8%,#FCD34D 52%,#F59E0B 88%);
    -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-lead{ font-size:16.5px; line-height:1.7; color:var(--mint); max-width:640px; margin-bottom:22px; }
.hero-points{ list-style:none; padding:0; margin:0 0 26px; display:grid; gap:10px; }
.hero-points li{ display:flex; gap:10px; align-items:flex-start; font-size:14.5px; color:var(--mint); margin:0; }
.hero-points i{ color:var(--gold); margin-top:4px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; }
.hero-panel{
    background:linear-gradient(170deg, rgba(15,58,38,.92), rgba(5,31,20,.92));
    border:1px solid var(--border-strong);
    border-radius:var(--radius);
    padding:26px 24px;
    box-shadow:var(--shadow);
    position:relative;
}
.hero-panel::before{
    content:"XÁC SUẤT THAM CHIẾU";
    position:absolute; top:-11px; left:22px;
    font-size:10.5px; letter-spacing:.16em; font-weight:800;
    color:#1c1206; background:linear-gradient(135deg,#FCD34D,#F59E0B);
    padding:4px 12px; border-radius:var(--radius-pill);
}
.panel-list{ list-style:none; padding:0; margin:8px 0 0; display:grid; gap:0; }
.panel-list li{
    display:flex; align-items:baseline; justify-content:space-between; gap:16px;
    padding:14px 0; border-bottom:1px dashed rgba(245,158,11,.24); margin:0;
}
.panel-list li:last-child{ border-bottom:0; padding-bottom:0; }
.panel-num{ font-size:26px; font-weight:800; color:var(--gold-2); line-height:1; min-width:78px; }
.panel-desc{ font-size:13.5px; color:var(--mint); line-height:1.5; text-align:right; }
.panel-foot{ margin:16px 0 0; font-size:12px; color:var(--olive); }
/* ===== SECTIONS ===== */
.section{ padding:70px 0; position:relative; }
.section.tint{
    background:linear-gradient(180deg, rgba(15,58,38,.55), rgba(5,31,20,.1));
    border-top:1px solid var(--border); border-bottom:1px solid var(--border);
}
.section-head{ max-width:780px; margin-bottom:34px; }
.kicker{
    display:inline-block; font-size:11.5px; letter-spacing:.16em; text-transform:uppercase;
    color:var(--gold-2); font-weight:800; margin-bottom:12px;
}
.section-title{ font-size:clamp(1.35rem,2.4vw,2rem); margin-bottom:12px; }
.section-sub{ font-size:15.5px; color:var(--mint); opacity:.88; margin:0; }
.section-lead{ font-size:15.5px; color:var(--mint); }
/* ===== CARDS ===== */
.card{
    background:var(--panel); border:1px solid var(--border); border-radius:var(--radius);
    padding:24px 22px; height:100%;
    transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
    backdrop-filter:blur(8px);
}
.card:hover{ transform:translateY(-5px); border-color:var(--border-strong); box-shadow:var(--shadow-gold); background:rgba(15,58,38,.85); }
.stat-card .stat-value{
    font-size:clamp(1.5rem,3vw,2.05rem); font-weight:800; line-height:1.1;
    background:linear-gradient(120deg,#FCD34D,#F59E0B); -webkit-background-clip:text; background-clip:text; color:transparent;
    display:block; margin-bottom:6px;
}
.stat-card .stat-label{ font-size:14px; font-weight:700; color:var(--text); display:block; margin-bottom:6px; }
.stat-card .stat-note{ font-size:13px; color:var(--mint); opacity:.82; margin:0; }
.icon-badge{
    width:46px; height:46px; border-radius:13px; display:grid; place-items:center;
    background:rgba(245,158,11,.13); border:1px solid var(--border-strong);
    color:var(--gold-2); font-size:18px; margin-bottom:16px;
}
.card h3{ font-size:16.5px; margin-bottom:8px; }
.card p{ font-size:14.3px; color:var(--mint); margin:0; line-height:1.62; }
.card-tag{
    display:inline-block; margin-top:14px; font-size:11.5px; font-weight:700; letter-spacing:.05em;
    padding:5px 11px; border-radius:var(--radius-pill);
    background:rgba(220,38,38,.16); border:1px solid rgba(220,38,38,.4); color:#FCA5A5;
}
.card-tag.is-good{ background:rgba(245,158,11,.14); border-color:var(--border-strong); color:var(--gold-2); }
.row-gap{ margin-bottom:24px; }
/* ===== TABLE ===== */
.table-wrap{
    border:1px solid var(--border); border-radius:var(--radius);
    background:rgba(5,31,20,.66); overflow-x:auto; box-shadow:var(--shadow-sm);
}
table.data-table{ width:100%; border-collapse:collapse; min-width:760px; }
.data-table thead th{
    background:rgba(245,158,11,.12); color:var(--gold-2);
    font-size:12.5px; text-transform:uppercase; letter-spacing:.06em; font-weight:800;
    text-align:left; padding:15px 16px; border-bottom:1px solid var(--border);
}
.data-table tbody td{
    padding:15px 16px; font-size:14.3px; color:var(--mint);
    border-bottom:1px solid rgba(245,158,11,.12); vertical-align:top;
}
.data-table tbody tr:last-child td{ border-bottom:0; }
.data-table tbody tr:hover td{ background:rgba(245,158,11,.05); }
.data-table .pct{ font-weight:800; color:var(--gold-2); }
.data-table .pct-risk{ font-weight:800; color:#FCA5A5; }
.data-table strong{ color:var(--text); }
.table-note{ font-size:12.8px; color:var(--olive); margin:14px 0 0; }
/* ===== COMPARE ===== */
.compare{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.compare-col{ border-radius:var(--radius); padding:26px 24px; border:1px solid var(--border); background:var(--panel); }
.compare-col.bad{ border-color:rgba(220,38,38,.36); background:rgba(40,12,12,.45); }
.compare-col.good{ border-color:var(--border-strong); background:rgba(15,58,38,.6); }
.compare-col h3{ display:flex; align-items:center; gap:10px; font-size:17px; margin-bottom:16px; }
.compare-col ul{ list-style:none; padding:0; margin:0; }
.compare-col li{ display:flex; gap:10px; font-size:14.3px; color:var(--mint); padding:9px 0; border-bottom:1px dashed rgba(245,158,11,.16); margin:0; }
.compare-col li:last-child{ border-bottom:0; }
.compare-col.bad i{ color:#F87171; margin-top:4px; }
.compare-col.good i{ color:var(--gold-2); margin-top:4px; }
/* ===== TIMELINE ===== */
.timeline{ display:grid; gap:16px; }
.tl-item{
    display:grid; grid-template-columns:66px minmax(0,1fr); gap:20px;
    padding:22px; border:1px solid var(--border); border-radius:var(--radius);
    background:var(--panel); transition:border-color .2s ease, transform .2s ease;
}
.tl-item:hover{ border-color:var(--border-strong); transform:translateX(4px); }
.tl-index{
    width:56px; height:56px; border-radius:16px; display:grid; place-items:center;
    font-weight:800; font-size:15px; color:#1c1206;
    background:linear-gradient(140deg,#FCD34D,#F59E0B 60%,#B45309);
    box-shadow:var(--shadow-gold);
}
.tl-item h3{ font-size:16.5px; margin-bottom:6px; }
.tl-item p{ font-size:14.3px; color:var(--mint); margin:0; }
.tl-metric{ display:inline-block; margin-top:10px; font-size:12.5px; font-weight:700; color:var(--gold-2); }
/* ===== SCENARIOS ===== */
.scenario{ display:grid; gap:0; height:100%; border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; background:var(--panel); transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease; }
.scenario:hover{ transform:translateY(-5px); border-color:var(--border-strong); box-shadow:var(--shadow-gold); }
.scenario img{ width:100%; height:180px; object-fit:cover; }
.scenario-body{ padding:20px; }
.scenario-body h3{ font-size:16px; margin-bottom:8px; }
.scenario-body p{ font-size:14.2px; color:var(--mint); margin:0; }
/* ===== NEWS LIST ===== */
.news-card{
    height:100%; background:var(--panel); border:1px solid var(--border); border-radius:var(--radius);
    padding:22px; display:flex; flex-direction:column; gap:10px;
    transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.news-card:hover{ transform:translateY(-4px); border-color:var(--border-strong); box-shadow:var(--shadow-gold); }
.news-card h3{ font-size:16px; margin:0; }
.news-card h3 a:hover{ color:var(--gold-2); }
.news-card p{ font-size:14px; color:var(--mint); margin:0; flex:1 1 auto; }
.news-meta{ display:flex; flex-wrap:wrap; gap:8px 14px; font-size:12.3px; color:var(--olive); border-top:1px dashed rgba(245,158,11,.2); padding-top:12px; }
.news-meta span i{ color:var(--gold); margin-right:5px; }
.empty-note{ font-size:14.5px; color:var(--mint); background:var(--panel); border:1px dashed var(--border-strong); border-radius:var(--radius); padding:22px; text-align:center; margin:0; }
/* ===== ASSURANCE ===== */
.assure-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.assure-item{ padding:20px; border-left:2px solid var(--border-strong); background:rgba(11,46,30,.45); border-radius:0 var(--radius-sm) var(--radius-sm) 0; }
.assure-item i{ color:var(--gold-2); font-size:18px; margin-bottom:10px; display:block; }
.assure-item h4{ font-size:14.5px; margin-bottom:6px; }
.assure-item p{ font-size:13.4px; color:var(--mint); margin:0; }
/* ===== FAQ ===== */
.faq{ max-width:900px; }
.faq-item{
    border:1px solid var(--border); border-radius:var(--radius-sm);
    background:var(--panel); margin-bottom:12px; overflow:hidden;
    transition:border-color .2s ease, background .2s ease;
}
.faq-item[open]{ border-color:var(--border-strong); background:rgba(15,58,38,.72); }
.faq-item summary{
    cursor:pointer; list-style:none; padding:18px 20px;
    font-size:15.2px; font-weight:700; color:var(--text);
    display:flex; align-items:flex-start; justify-content:space-between; gap:16px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; color:var(--gold-2); font-size:20px; line-height:1; font-weight:700; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item summary:hover{ color:var(--gold-2); }
.faq-item .faq-answer{ padding:0 20px 20px; font-size:14.4px; color:var(--mint); }
.faq-item .faq-answer p:last-child{ margin-bottom:0; }
/* ===== CTA ===== */
.cta-band{
    border:1px solid var(--border-strong); border-radius:var(--radius);
    background:
        linear-gradient(120deg, rgba(15,58,38,.94), rgba(5,31,20,.96)),
        url('/assets/images/c8371900c73a80c7.jpg');
    background-size:cover; background-position:center;
    padding:38px; display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr); gap:36px; align-items:center;
    box-shadow:var(--shadow);
}
.cta-band h2{ font-size:clamp(1.3rem,2.3vw,1.85rem); margin-bottom:12px; }
.cta-band p{ color:var(--mint); font-size:15px; margin-bottom:16px; }
.cta-list{ list-style:none; padding:0; margin:0; display:grid; gap:9px; }
.cta-list li{ display:flex; gap:10px; font-size:14.2px; color:var(--mint); margin:0; }
.cta-list i{ color:var(--gold); margin-top:4px; }
.form-box{ background:rgba(5,31,20,.85); border:1px solid var(--border); border-radius:var(--radius); padding:24px; }
.field{ margin-bottom:14px; }
.field label{ display:block; font-size:12.5px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--gold-2); margin-bottom:7px; }
.field input,.field select{
    width:100%; padding:12px 14px; border-radius:var(--radius-sm);
    border:1px solid var(--border); background:rgba(11,46,30,.75); color:var(--text);
    transition:border-color .18s ease, box-shadow .18s ease;
}
.field input::placeholder{ color:rgba(209,250,229,.45); }
.field input:focus,.field select:focus{ outline:none; border-color:var(--border-strong); box-shadow:0 0 0 3px rgba(245,158,11,.18); }
.form-box .btn{ width:100%; }
.form-note{ font-size:12.3px; color:var(--olive); margin:12px 0 0; text-align:left; }
/* ===== FAB ===== */
.fab-chip{
    position:fixed; left:16px; bottom:96px; z-index:60;
    width:56px; height:56px; border-radius:50%;
    display:grid; place-items:center;
    background:radial-gradient(circle at 32% 28%, #0F3A26, #051F14 72%);
    border:2px solid var(--gold);
    box-shadow:0 6px 25px rgba(245,158,11,.35);
    opacity:.85;
    animation:fabFloat 3.4s ease-in-out infinite;
    transition:transform .2s ease, opacity .2s ease;
}
.fab-chip i{ color:var(--gold-2); font-size:20px; transition:transform .45s ease; }
.fab-chip:hover{ opacity:1; transform:scale(1.1); color:var(--gold-2); }
.fab-chip:hover i{ transform:rotate(360deg); }
.fab-chip:active{ transform:scale(.95) translateY(4px); }
.fab-chip:focus-visible{ outline:2px solid var(--gold-2); outline-offset:3px; }
.fab-dot{ position:absolute; top:-3px; right:-3px; width:14px; height:14px; border-radius:50%; background:var(--red); box-shadow:0 0 0 2px #fff; }
@keyframes fabFloat{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-6px); } }
/* ===== FOOTER ===== */
.site-footer{
    margin-top:20px; padding:56px 0 26px;
    background:linear-gradient(180deg, rgba(5,31,20,.45), #04170F);
    border-top:1px solid var(--border);
}
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.1fr; gap:30px; }
.footer-brand{ display:flex; align-items:center; gap:11px; margin-bottom:14px; }
.footer-col h4{
    font-size:13px; text-transform:uppercase; letter-spacing:.1em;
    color:var(--gold-2); margin-bottom:14px; font-weight:800;
}
.footer-col ul{ list-style:none; padding:0; margin:0; }
.footer-col li{ margin-bottom:9px; }
.footer-col a{ font-size:14px; color:var(--mint); }
.footer-col a:hover{ color:var(--gold-2); padding-left:4px; }
.footer-col p{ font-size:13.6px; color:var(--mint); opacity:.85; }
.footer-plain{ font-size:13.4px; color:var(--mint); opacity:.82; margin:0; }
.pay-badges{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.pay-badges span{
    font-size:11.5px; font-weight:600; padding:6px 11px;
    border-radius:var(--radius-pill); border:1px solid var(--border);
    color:var(--gold-2); background:rgba(245,158,11,.08);
}
.footer-bottom{
    margin-top:34px; padding-top:18px; border-top:1px solid var(--border);
    display:flex; flex-wrap:wrap; gap:10px 24px; justify-content:space-between; align-items:center;
}
.footer-bottom p{ margin:0; font-size:12.5px; color:var(--olive); }
/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
    .hero-grid{ grid-template-columns:1fr; gap:32px; }
    .nav-menu a{ padding:9px 10px; font-size:13px; }
    .footer-grid{ grid-template-columns:1fr 1fr; gap:26px; }
    .assure-row{ grid-template-columns:1fr 1fr; }
    .cta-band{ grid-template-columns:1fr; padding:30px; }
}
@media (max-width:768px){
    .nav-toggle{ display:grid; place-items:center; }
    .nav-menu{
        position:absolute; top:72px; left:0; right:0;
        flex-direction:column; align-items:stretch; gap:2px;
        background:rgba(5,31,20,.98); border-bottom:1px solid var(--border);
        padding:12px 16px 18px; display:none;
        box-shadow:0 18px 34px rgba(0,0,0,.45);
    }
    .nav-menu.is-open{ display:flex; }
    .nav-menu a{ padding:12px 14px; border-radius:var(--radius-sm); }
    .compare{ grid-template-columns:1fr; }
    .tl-item{ grid-template-columns:1fr; gap:14px; }
    .section{ padding:56px 0; }
    .assure-row{ grid-template-columns:1fr; }
    .hero{ padding:44px 0 52px; }
}
@media (max-width:520px){
    .brand-text span{ display:none; }
    .brand-text strong{ font-size:13px; }
    .brand-mark{ width:38px; height:38px; font-size:18px; }
    .btn-login{ padding:8px 12px; font-size:12px; }
    .btn-signup{ padding:8px 13px; font-size:12px; }
    .nav-actions{ gap:7px; }
    .footer-grid{ grid-template-columns:1fr; }
    .scenario img{ height:160px; }
    .panel-list li{ flex-direction:column; gap:4px; }
    .panel-desc{ text-align:left; }
    .fab-chip{ left:12px; bottom:88px; width:52px; height:52px; }
}