:root{
    --ink:#222222;
    --black:#000000;
    --muted:#61646F;
    --blue:#3662EC;
    --green:#00B578;
    --blue-soft:rgba(54,98,236,0.08);
    --blue-pill:rgba(54,98,236,0.10);
    --blue-apk:#E4EBFF;
    --line:#EEF2F8;
    --bg:#F7F9FC;
    --card:#FFFFFF;
    --grad-btn:linear-gradient(90deg,#0192FF 0%,#00B578 100%);
    --grad-dl:linear-gradient(-90deg,#0092FF 0%,#3BBF1A 100%);
    --shadow-dl:0 8px 12px rgba(54,98,236,0.19);
    --shadow-card:0 12px 16px rgba(0,0,0,0.06);
    --shadow-install:0 24px 48px rgba(54,98,236,0.08);
    --radius:16px;
    --maxw:1440px;
    --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased;}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 80px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 16px;border-radius:80px;
    background:var(--blue-soft);
    border:1px solid var(--blue);
    color:var(--blue);font-size:18px;font-weight:600;letter-spacing:.2px;
  }
  .section-head{max-width:680px;margin:0 auto 44px;text-align:center}
  .section-head h2{font-size:48px;line-height:1.21;font-weight:800;letter-spacing:-.5px;margin:18px 0 14px;color:var(--black)}
  .section-head p{color:var(--muted);font-size:18px;line-height:1.56}

  /* ---------- Hero ---------- */
  .hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#C3DEFB 0%,#FFFFFF 100%);}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:40px 0 40px}
  .hero h1{font-family:var(--font);font-size:64px;line-height:1.21;font-weight:800;letter-spacing:normal;margin:22px 0 20px;color:#222222;text-align:left}
  .hero h1 .accent{color:#3662EC}
  .hero .lead{color:var(--muted);font-size:18px;line-height:1.56;max-width:620px;margin-bottom:30px}
  .hero .lead .hl{color:#3662EC}
  .app-pill{
    display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:80px;
    background:var(--blue-pill);border:1px solid var(--blue);color:var(--blue);font-size:18px;font-weight:400;margin-bottom:6px;
  }
  .scan-card{
    display:inline-flex;align-items:center;gap:14px;background:var(--ink);border-radius:80px;
    padding:9px 26px 9px 16px;margin-bottom:24px;
  }
  .scan-card .dot{width:10px;height:10px;border-radius:50%;background:var(--green);flex:0 0 auto}
  .scan-card .txt{font-size:16px;color:#fff;font-weight:400;line-height:1.4}
  .stores{display:flex;flex-wrap:wrap;gap:16px}
  .store{
    display:inline-flex;align-items:center;gap:12px;width:200px;height:80px;padding:0 20px;border-radius:16px;
    background:var(--ink);color:#fff;justify-content: center;
  }
  .store.ghost{background:var(--blue-apk);color:var(--blue);border:1px solid var(--blue)}
  .store .ico{width:36px;height:36px;flex:0 0 auto;object-fit:contain;display:block}
  .store .lab{display:flex;flex-direction:column;line-height:1.1;text-align:left}
  .store .lab small{font-size:14px;opacity:.65;font-weight:400;margin-bottom: 5px;}
  .store:last-child .lab small{color:#61646F;}
  .store .lab b{font-size:18px;font-weight:600;margin-top:2px}

  /* phone mockup */
  .phone-stage{position:relative;display:flex;justify-content:center}
  .phone{width:277px;height:564px;}
  .phone .screen{width:100%;height:100%;overflow:hidden;position:relative;}
  .phone .screen>img{width:100%;height:100%;object-fit:cover;display:block}
  .phone .statusbar{display:flex;justify-content:space-between;padding:16px 20px 0;color:#cfe9e0;font-size:12px;font-weight:600}
  .phone .app-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;color:#eafff7}
  .phone .app-bar .logo{font-weight:800;font-size:15px;letter-spacing:-.3px}
  .phone .hero-card{margin:6px 16px 12px;border-radius:18px;padding:18px;color:#06231b;background:linear-gradient(135deg,#7defc4,#34d8a6);font-weight:700}
  .phone .hero-card small{display:block;font-weight:600;opacity:.85;font-size:11px;margin-top:4px}
  .phone .list{display:flex;flex-direction:column;gap:10px;padding:0 16px;flex:1}
  .phone .row{display:flex;gap:10px;align-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:10px}
  .phone .row .thumb{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,#1f4b5c,#2c6b6a);flex:0 0 auto}
  .phone .row .meta{display:flex;flex-direction:column;gap:5px;flex:1}
  .phone .row .meta i{height:7px;border-radius:5px;background:rgba(255,255,255,.22);display:block}
  .phone .row .meta i.s{width:60%}
  .phone .row .meta i.l{width:85%}
  .phone .row .price{margin-left:auto;font-size:12px;font-weight:700;color:#7defc4}
  .float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-card);font-size:14px;font-weight:600}
  .float-card.fc1{top:108px;left:100px;animation:floaty 4s ease-in-out infinite}
  .float-card.fc2{bottom:90px;right:40px;animation:floaty 4s ease-in-out infinite reverse}
  .float-card .badge{width:38px;height:38px;object-fit:contain;flex:0 0 auto;display:block}
  .float-card.fc1{color:var(--green)}
  .float-card.fc2{color:var(--blue)}
  @keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

  /* ---------- Install section ---------- */
  .install{padding:50px 0 70px}
  .install .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
  .install .cols>div{display:flex;flex-direction:column;align-items:center}
  .col-tag{display:inline-flex;align-items:center;padding:3px 12px;border-radius:24px;background:var(--grad-btn);color:#fff;font-size:16px;font-weight:600;margin-bottom:-15px;position:relative;z-index:1}
  .icard{
    background:var(--card);border-radius:32px;padding:32px 55px 33px;width:100%;height:100%;
    border:2px solid transparent;transition:border-color .2s,box-shadow .2s;
    display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;
  }
  .icard:hover{border-color:var(--blue);box-shadow:var(--shadow-install)}
  .icard:hover .primary.outline{background:var(--grad-btn);color:#fff;border-color:transparent}
  .icard .label{font-size:18px;font-weight:600;letter-spacing:.12em;color:var(--muted)}
  .icard .qr-box{width:170px;height:170px;flex:0 0 auto;border-radius:12px;background:#D9D9D9;display:grid;place-items:center}
  .icard .qr-box svg{width:110px;height:110px}
  .icard .qr-box img{width:150px;height:150px;object-fit:contain}
  .icard .store-name{font-size:24px;font-weight:700}
  .icard .store-sub{font-size:16px;color:var(--muted);margin-top:8px}
  .icard .primary{background:var(--grad-btn);color:#fff;border-radius:8px;height:56px;display:flex;align-items:center;justify-content:center;width:100%;font-weight:600;font-size:16px}
  .icard .primary.outline{background:var(--blue-apk);color:var(--blue);border:1px solid var(--blue)}
  .icard .req{background:var(--line);border-radius:8px;height:40px;display:flex;align-items:center;justify-content:center;width:100%;font-size:16px;color:var(--muted);font-weight:600}
  .icard .req .verified{color:#00B578}
  .icard .apk-title{font-size:24px;font-weight:700;color:var(--ink)}
  .icard .apk-sub{font-size:16px;color:var(--muted)}

  /* ---------- Screens section ---------- */
  .screens{padding:50px 0 80px;background:#fff}
  .screen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;align-items:end;justify-items:center}
  .screen-item{display:flex;flex-direction:column;align-items:center;gap:18px}
  .mini-phone{width:248px;height:504px;}
  .mini-phone .s{width:100%;height:100%;}
  .mini-phone .s img{width:100%;height:100%;object-fit:cover;display:block}
  .screen-item h4{font-size:24px;font-weight:700}
  .screen-item p{font-size:16px;color:var(--muted);text-align:center;}

  /* ---------- FAQ ---------- */
  .faq{padding:60px 0 80px;background:var(--card)}
  .faq-inner{max-width:1100px;margin:0 auto;padding:0;}
  .faq-list{display:flex;flex-direction:column;gap:20px;margin:0 auto}
  .faq-item{background:var(--bg);border-radius:12px;overflow:hidden}
  .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:34px 50px;background:none;border:0;cursor:pointer;font-size:24px;font-weight:600;color:var(--ink);text-align:left;font-family:var(--font)}
  .faq-q .plus{width:34px;height:34px;flex:0 0 auto;transition:transform .25s ease;color:var(--black)}
  .faq-item.open .faq-q .plus{transform:rotate(45deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
  .faq-a .inner{padding:0 50px 34px;color:var(--muted);font-size:16px;line-height:1.6}

  /* ---------- CTA banner ---------- */
  .cta-band{padding:0 0 0}
  .cta-inner{
    border-radius:0;position:relative;overflow:hidden;
    background:url(/img/activity/cta_bg.jpg) no-repeat 0 0;
    padding:90px 0;text-align:center;
    height:376px;
  }
  .cta-inner .cta-content{max-width:817px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:16px}
  .cta-inner h2{font-size:48px;line-height:1.21;font-weight:800;letter-spacing:-.5px;color:var(--ink)}
  .cta-inner p{color:var(--muted);font-size:18px;line-height:1.33;}
  .cta-inner .stores{justify-content:center;margin-top:20px}
  .cta-inner .stores .store{background:var(--ink);color:#fff}
  .cta-inner .stores .store.ghost{background:var(--blue-apk);color:var(--blue);border-color:var(--blue)}

  /* ---------- Why Machcycle ---------- */
  .why{padding:110px 0 60px;background:url(/img/activity/why_bg.png) no-repeat 0 0;}
  .why .wrap{padding:0}
  .why .cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .why .card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:32px;transition:transform .2s ease,box-shadow .2s ease}
  .why .card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card)}
  .why .card .ic{width:64px;height:64px;margin-bottom:18px}
  .why .card .ic img{width:100%;height:100%;object-fit:contain;display:block}
  .why .card h4{font-size:24px;font-weight:600;margin-bottom:10px;color:var(--blue)}
  .why .card p{color:var(--muted);font-size:14px;line-height:1.6}

  /* ---------- Responsive ---------- */
  @media (max-width:1100px){
    .wrap{padding:0 40px}
    .hero-grid{grid-template-columns:1fr;padding:56px 0 72px}
    .hero h1{font-size:48px}
    .phone-stage{margin-top:10px}
    .install .cols,.screen-grid{grid-template-columns:1fr}
    .why .cards{grid-template-columns:repeat(2,1fr)}
    .screen-grid{align-items:stretch}
    .cta-inner h2{font-size:34px}
    .section-head h2{font-size:34px}
  }
  @media (max-width:600px){
    .wrap{padding:0 18px}
    .hero h1{font-size:36px}
    .section-head h2{font-size:28px}
    .float-card{display:none}
    .icard{padding:28px 24px}
    .why .cards{grid-template-columns:1fr}
    .faq-q{font-size:18px;padding:24px}
    .faq-a .inner{padding:0 24px 24px}
    .cta-inner{padding:60px 0}
  }

  /* ===== Scroll reveal ===== */
  .reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
  .reveal.in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){
    .reveal{opacity:1!important;transform:none!important;transition:none!important}
  }

  footer{
    margin-top: 0 !important;
  }