/* landing page combo home gym */
:root{
    --ef-red:#39b311;
    --ef-red-dark:#39b311;
    --ef-ink:#0E1116;
    --ef-muted:#5C6672;
    --ef-line:#E8EBEF;
    --ef-soft:#F6F7F9;
  }
  html{scroll-behavior:smooth}
  body{font-family:'Inter',system-ui,sans-serif;color:var(--ef-ink);background:#fff;overflow-x:hidden}
  h1,h2,h3,.display-1,.display-2,.display-3,.display-4,.display-5,.stat-num{font-family:'Barlow Condensed',Impact,sans-serif;letter-spacing:-.01em;text-transform:uppercase}
  h1,h2{font-weight:800;line-height:.98}
  .text-red{color:var(--ef-red)!important}
  .bg-soft{background:var(--ef-soft)}
  .lead-muted{color:var(--ef-muted);font-size:1.05rem;line-height:1.75}

  .btn{border-radius:6px;font-weight:600;letter-spacing:.02em}
  .btn-red{background:var(--ef-red);color:#fff;border:0;padding:.85rem 1.8rem;box-shadow:0 8px 22px rgba(225,14,36,.28);transition:.22s}
  .btn-red:hover{background:var(--ef-red-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(225,14,36,.36)}
  .btn-ghost{border:2px solid var(--ef-ink);color:var(--ef-ink);padding:.78rem 1.7rem;background:transparent;transition:.22s}
  .btn-ghost:hover{background:var(--ef-ink);color:#fff}
  .btn-white-ghost{border:2px solid rgba(255,255,255,.4);color:#fff;padding:.78rem 1.7rem;background:transparent;transition:.22s}
  .btn-white-ghost:hover{background:#fff;color:var(--ef-ink);border-color:#fff}

  .eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--ef-red)}
  .eyebrow::before{content:"";width:26px;height:2px;background:var(--ef-red);display:block}
  .eyebrow-w{color:#fff}
  .eyebrow-w::before{background:var(--ef-red)}

  /* Announcement bar */
  .announce{background:var(--ef-ink);color:#fff;font-size:.88rem;padding:.6rem 0;text-align:center}
  .announce b{color:#fff}
  .cd{display:inline-flex;gap:.3rem;font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:1.05rem}
  .cd span{background:var(--ef-red);border-radius:4px;padding:.05rem .4rem;min-width:30px;display:inline-block;text-align:center}


  /* Hero */
  .hero{position:relative;padding:3.5rem 0 4rem;overflow:hidden}
  .hero-grid{position:absolute;inset:0;z-index:0;opacity:.55;
    background-image:linear-gradient(var(--ef-line) 1px,transparent 1px),linear-gradient(90deg,var(--ef-line) 1px,transparent 1px);
    background-size:60px 60px;
    -webkit-mask-image:radial-gradient(ellipse 85% 65% at 45% 35%,#000 25%,transparent 78%);
    mask-image:radial-gradient(ellipse 85% 65% at 45% 35%,#000 25%,transparent 78%)}
  .hero-blob{position:absolute;right:-14%;top:-18%;width:660px;height:660px;border-radius:50%;z-index:0;
    background:radial-gradient(circle at 35% 35%,rgba(225,14,36,.16),rgba(225,14,36,0) 62%)}
  .hero .container{position:relative;z-index:2}
  .hero h1{font-size:clamp(2.8rem,6.6vw,5rem)}
  .pill{display:inline-flex;align-items:center;gap:.45rem;background:rgba(225,14,36,.08);color:var(--ef-red);
    font-weight:700;font-size:.82rem;padding:.42rem .9rem;border-radius:100px;border:1px solid rgba(225,14,36,.2)}
  .hero-visual{position:relative;border-radius:20px;overflow:hidden;box-shadow:0 30px 70px rgba(14,17,22,.2)}
  .hero-visual img{width:100%;aspect-ratio:5/6;object-fit:cover;display:block}
  .float-card{position:absolute;background:#fff;border-radius:14px;padding:.9rem 1.1rem;box-shadow:0 18px 40px rgba(14,17,22,.18);
    display:flex;align-items:center;gap:.75rem;animation:bob 4s ease-in-out infinite}
  .float-card i{font-size:1.5rem;color:var(--ef-red)}
  .fc-1{left:-16px;top:26%}
  .fc-2{right:-16px;bottom:16%;animation-delay:1.4s}
  @keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

  /* Marquee */
  .marquee{background:var(--ef-ink);color:#fff;padding:.8rem 0;overflow:hidden;white-space:nowrap}
  .marquee-track{display:inline-flex;animation:slide 24s linear infinite;font-family:'Barlow Condensed',sans-serif;
    font-weight:700;letter-spacing:.12em;font-size:1.02rem;text-transform:uppercase}
  .marquee-track span{display:inline-flex;align-items:center;gap:3rem;padding-right:3rem}
  .marquee-track i{color:var(--ef-red)}
  @keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

  /* Pain points */
  .pain{border:1px solid var(--ef-line);border-radius:14px;padding:1.6rem;height:100%;background:#fff;transition:.25s}
  .pain:hover{border-color:var(--ef-red);transform:translateY(-4px)}
  .pain .x{width:44px;height:44px;border-radius:11px;background:rgba(225,14,36,.09);color:var(--ef-red);
    display:grid;place-items:center;font-size:1.25rem;margin-bottom:.9rem}

  /* Combo cards */
  .combo{border:1px solid var(--ef-line);border-radius:18px;background:#fff;height:100%;display:flex;flex-direction:column;
    overflow:hidden;transition:.3s;position:relative}
  .combo:hover{transform:translateY(-8px);box-shadow:0 26px 56px rgba(14,17,22,.14)}
  .combo.featured{border:2px solid var(--ef-red);box-shadow:0 22px 50px rgba(225,14,36,.16)}
  .combo .ribbon{position:absolute;top:16px;right:-34px;background:var(--ef-red);color:#fff;font-size:.72rem;font-weight:700;
    letter-spacing:.12em;text-transform:uppercase;padding:.35rem 2.5rem;transform:rotate(38deg);z-index:3}
  .combo .head{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ef-soft)}
  .combo .head img{width:100%;height:100%;object-fit:cover;transition:.5s}
  .combo:hover .head img{transform:scale(1.06)}
  .combo .area{position:absolute;left:14px;bottom:14px;background:rgba(14,17,22,.9);color:#fff;border-radius:8px;
    padding:.3rem .75rem;font-family:'Barlow Condensed',sans-serif;font-weight:700;letter-spacing:.06em}
  .combo-name{font-size:1.6rem;margin-bottom:.15rem}
  .price-now{font-family:'Barlow Condensed',sans-serif;font-size:2.3rem;font-weight:800;color:var(--ef-red);line-height:1}
  .price-old{text-decoration:line-through;color:#98A1AB;font-weight:500}
  .save{background:rgba(225,14,36,.1);color:var(--ef-red);font-weight:700;font-size:.78rem;padding:.2rem .55rem;border-radius:4px}
  .kit{list-style:none;padding:0;margin:0}
  .kit li{display:flex;gap:.6rem;padding:.42rem 0;font-size:.93rem;border-bottom:1px dashed var(--ef-line)}
  .kit li:last-child{border-bottom:0}
  .kit i{color:var(--ef-red);flex:none;margin-top:.15rem}
  .kit .off{color:#A5ADB6}
  .kit .off i{color:#D3D8DE}
  .install-note{background:var(--ef-soft);border-radius:10px;padding:.7rem .9rem;font-size:.84rem;color:var(--ef-muted)}

  /* Comparison table */
  .table-cmp th{background:var(--ef-ink);color:#fff;font-weight:600;font-size:.84rem;letter-spacing:.05em;
    text-transform:uppercase;border:0;padding:.9rem 1rem;text-align:center}
  .table-cmp th:first-child{text-align:left}
  .table-cmp td{padding:.85rem 1rem;border-color:var(--ef-line);text-align:center;vertical-align:middle;font-size:.93rem}
  .table-cmp td:first-child{text-align:left;font-weight:600}
  .table-cmp tbody tr:hover{background:var(--ef-soft)}
  .yes{color:var(--ef-red);font-size:1.1rem}
  .no{color:#CBD1D8;font-size:1.1rem}

  /* Steps / gifts */
  .gift{border:1px dashed var(--ef-red);border-radius:14px;padding:1.4rem;background:rgba(225,14,36,.03);height:100%}
  .gift .ic{font-size:1.8rem;color:var(--ef-red);margin-bottom:.6rem;display:block}

  /* Testimonials */
  .quote{background:#fff;border:1px solid var(--ef-line);border-radius:16px;padding:1.8rem;height:100%}
  .quote .stars{color:var(--ef-red);letter-spacing:.15em;margin-bottom:.7rem}
  .avatar{width:44px;height:44px;border-radius:50%;object-fit:cover}

  /* Before after */
  .ba{border-radius:16px;overflow:hidden;position:relative;aspect-ratio:4/3}
  .ba img{width:100%;height:100%;object-fit:cover}
  .ba-label{position:absolute;top:12px;left:12px;background:#fff;color:var(--ef-ink);font-weight:700;font-size:.75rem;
    letter-spacing:.1em;text-transform:uppercase;padding:.3rem .7rem;border-radius:5px}
  .ba-label.after{background:var(--ef-red);color:#fff}

  /* Guarantee */
  .guar{border:1px solid var(--ef-line);border-radius:16px;padding:1.7rem;height:100%;text-align:center;background:#fff;transition:.25s}
  .guar:hover{border-color:var(--ef-red);box-shadow:0 14px 34px rgba(225,14,36,.1)}
  .guar i{font-size:2.1rem;color:var(--ef-red);display:block;margin-bottom:.7rem}

  /* CTA dark */
  .cta{background:var(--ef-ink);color:#fff;border-radius:22px;padding:3.4rem;position:relative;overflow:hidden}
  .cta::after{content:"";position:absolute;right:-90px;top:-90px;width:360px;height:360px;border-radius:50%;
    background:radial-gradient(circle,rgba(225,14,36,.45),transparent 65%)}
  .cta > *{position:relative;z-index:1}

  .form-control,.form-select{border:1px solid var(--ef-line);border-radius:8px;padding:.8rem 1rem;background:var(--ef-soft)}
  .form-control:focus,.form-select:focus{border-color:var(--ef-red);box-shadow:0 0 0 .2rem rgba(225,14,36,.12);background:#fff}
  .form-check-input:checked{background-color:var(--ef-red);border-color:var(--ef-red)}

  .accordion-item{border:1px solid var(--ef-line);border-radius:12px!important;margin-bottom:.7rem;overflow:hidden}
  .accordion-button{font-weight:600;background:#fff}
  .accordion-button:not(.collapsed){background:rgba(225,14,36,.06);color:var(--ef-red);box-shadow:none}
  .accordion-button:focus{box-shadow:none}

  footer{background:var(--ef-ink);color:#9AA3AD}
  footer a{color:#9AA3AD;text-decoration:none;transition:.2s}
  footer a:hover{color:var(--ef-red)}

  /* Sticky mobile bar */
  .sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:1040;background:#fff;border-top:1px solid var(--ef-line);
    box-shadow:0 -6px 24px rgba(14,17,22,.1);padding:.65rem .9rem;display:none}
  @media (max-width:991px){.sticky-bar{display:flex;gap:.6rem;align-items:center}body{padding-bottom:74px}}

  .fab{position:fixed;right:20px;bottom:20px;z-index:1050;display:flex;flex-direction:column;gap:.6rem}
  .fab a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:1.35rem;
    box-shadow:0 8px 20px rgba(0,0,0,.2);transition:.2s}
  .fab a:hover{transform:scale(1.08)}
  .fab .call{background:var(--ef-red)}
  .fab .zalo{background:#0068FF;font-size:.88rem;font-weight:800}
  @media (max-width:991px){.fab{bottom:82px}}

  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}
  section{scroll-margin-top:78px}
  @media (max-width:767px){.hero{padding:5.5rem 0 3rem}.cta{padding:2.2rem}}

   /* Channels */
  .chan{display:flex;align-items:center;gap:.9rem;border:1px solid var(--ef-line);border-radius:12px;padding:.9rem 1.1rem;
    height:100%;text-decoration:none;color:var(--ef-ink);transition:.22s;background:#fff}
  .chan:hover{border-color:var(--ef-red);transform:translateY(-3px);color:var(--ef-ink)}
  .chan i{font-size:1.5rem;color:var(--ef-red)}

/* =========================================================
   COMBO CTA BUTTONS
   ========================================================= */
.combo-cta{
  --cta-accent:#39b311;
  --cta-accent-soft:rgba(225,14,36,.10);
  --cta-ink:#111418;
  --cta-muted:#6B7480;
  --cta-line:#E6E9ED;
  --cta-radius:16px;
}
.combo-cta .cta-item{
  display:flex;
  align-items:center;
  gap:.9rem;
  width:100%;
  height:100%;
  padding:.85rem 1rem;
  background:#fff;
  border:1.5px solid var(--cta-line);
  border-radius:var(--cta-radius);
  text-decoration:none;
  color:var(--cta-ink);
  position:relative;
  overflow:hidden;
  transition:border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

.combo-cta .cta-item::before{
  content:"";
  position:absolute;
  left:0; top:0; bottom:0;
  width:4px;
  background:var(--cta-accent);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .3s ease;
}
.combo-cta .cta-item:hover{
  border-color:var(--cta-accent);
  box-shadow:0 12px 28px rgba(17,20,24,.10);
  transform:translateY(-3px);
}
.combo-cta .cta-item:hover::before{transform:scaleY(1)}
.combo-cta .cta-item:focus-visible{
  outline:none;
  border-color:var(--cta-accent);
  box-shadow:0 0 0 .22rem var(--cta-accent-soft);
}

.combo-cta .cta-thumb{
  flex:0 0 auto;
  width:72px;
  height:72px;
  border-radius:12px;
  overflow:hidden;
  background:#F2F4F6;
}
.combo-cta .cta-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transition:transform .45s ease;
}
.combo-cta .cta-item:hover .cta-thumb img{transform:scale(1.08)}

.combo-cta .cta-body{flex:1 1 auto;min-width:0}
.combo-cta .cta-tag{
  display:inline-block;
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--cta-accent);
  background:var(--cta-accent-soft);
  padding:.12rem .45rem;
  border-radius:4px;
  margin-bottom:.25rem;
}
.combo-cta .cta-title{
  font-size:1.02rem;
  font-weight:700;
  line-height:1.25;
  margin:0 0 .15rem;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.combo-cta .cta-sub{
  font-size:.82rem;
  color:var(--cta-muted);
  margin:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

/* mũi tên bên phải */
.combo-cta .cta-arrow{
  flex:0 0 auto;
  width:34px;
  height:34px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#F2F4F6;
  color:var(--cta-ink);
  font-size:.85rem;
  transition:background .25s ease, color .25s ease, transform .25s ease;
}
.combo-cta .cta-item:hover .cta-arrow{
  background:var(--cta-accent);
  color:#fff;
  transform:translateX(3px);
}

.combo-cta .cta-item.is-featured{
  border-color:var(--cta-accent);
  background:linear-gradient(180deg,#fff, var(--cta-accent-soft));
}
.combo-cta .cta-item.is-featured::before{transform:scaleY(1)}

@media (max-width:575.98px){
  .combo-cta .cta-thumb{width:64px;height:64px}
  .combo-cta .cta-title{font-size:.96rem}
}