:root{
  --bg:#FAFCFE; --ink:#1C2833; --muted:#6B7B8D; --accent:#E6186B; --accent2:#2E86C1;
  --card:#FFFFFF; --border:#E8EEF3; --radius:16px; --btnr:50px;
  --navbg:rgba(255,255,255,.92); --footbg:#1B4F72; --footink:rgba(255,255,255,.72);
  --infobg:#EBF5FB; --infobd:#2E86C1; --notebg:#FFF0F5; --notebd:#E6186B;
  --warnbg:#FDECEC; --warnbd:#E74C3C; --warnink:#E74C3C;
  --stepbg:#EBF5FB; --stepink:#2E86C1; --badgebg:#FFF0F5; --badgeink:#E6186B;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Nunito',sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
h1,h2,h3,.section-title,.bn,.hero h1,.hub-group-title{font-family:'Comfortaa',cursive}

nav{position:sticky;top:0;z-index:100;background:var(--navbg);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:0 24px}
.nav-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:70px}
.brand-logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.brand-logo svg{width:32px;height:32px;flex-shrink:0}
.brand-logo .bn{font-weight:700;font-size:21px;letter-spacing:0px}
.brand-logo .bn b{color:var(--accent);font-weight:700}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{text-decoration:none;color:var(--muted);font-size:15px;font-weight:700;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--accent)}
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:4px}
.hamburger svg{width:28px;height:28px;stroke:var(--ink)}

.hero{max-width:880px;margin:0 auto;padding:66px 24px 10px;text-align:center}
.hero .eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent);background:var(--badgebg);padding:6px 14px;border-radius:50px;margin-bottom:20px}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.12;letter-spacing:0px;font-weight:700;margin-bottom:18px}
.hero p{font-size:18px;color:var(--muted);max-width:560px;margin:0 auto}

.page-header{max-width:820px;margin:0 auto;padding:52px 24px 0;text-align:center}
.page-header .crumb{font-size:14px;color:var(--muted);margin-bottom:16px}
.page-header .crumb a{color:var(--muted);text-decoration:none}
.page-header .crumb a:hover{color:var(--accent)}
.page-header h1{font-size:clamp(26px,4.2vw,40px);letter-spacing:0px;font-weight:700;margin:10px 0 12px}
.page-header p{color:var(--muted);font-size:16px}

.badge{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:800;letter-spacing:.4px;padding:5px 13px;border-radius:50px;text-transform:uppercase;color:var(--accent);background:var(--badgebg)}
.badge::before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor}

.hub{max-width:1080px;margin:0 auto;padding:40px 24px}
.hub-group-title{font-size:22px;font-weight:700;margin:30px 0 18px;display:flex;align-items:center;gap:12px}
.hub-group-title .ico{width:34px;height:34px;border-radius:10px;background:var(--badgebg);color:var(--accent);display:flex;align-items:center;justify-content:center}
.hub-group-title .ico svg{width:19px;height:19px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px 24px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:13px;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,.10);border-color:var(--accent)}
.card-ico{width:50px;height:50px;border-radius:13px;background:var(--badgebg);color:var(--accent);display:flex;align-items:center;justify-content:center}
.card-ico svg{width:26px;height:26px}
.card h3{font-size:17px;font-weight:800;line-height:1.35}
.card p{font-size:14px;color:var(--muted);flex-grow:1}
.card .go{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:800;color:var(--accent)}
.card .go svg{width:16px;height:16px;transition:transform .2s}
.card:hover .go svg{transform:translateX(4px)}
.card.soon{opacity:.7}.card.soon .go{color:var(--muted)}

.instruction{max-width:820px;margin:0 auto;padding:34px 24px 80px}
.section-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;margin-bottom:20px;animation:fadeUp .5s ease-out both}
.section-card:nth-child(2){animation-delay:.05s}.section-card:nth-child(3){animation-delay:.1s}
.section-card:nth-child(4){animation-delay:.15s}.section-card:nth-child(5){animation-delay:.2s}
.section-card:nth-child(6){animation-delay:.25s}.section-card:nth-child(7){animation-delay:.3s}
.section-title{font-size:20px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:13px}
.section-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--stepink2);font-family:'Nunito',sans-serif;font-size:15px;font-weight:800;flex-shrink:0}
.step-list{list-style:none;counter-reset:step}
.step-list li{padding:11px 0 11px 42px;position:relative;font-size:15.5px;border-bottom:1px solid var(--border)}
.step-list li:last-child{border-bottom:none}
.step-list li::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:12px;width:28px;height:28px;border-radius:50%;background:var(--stepbg);color:var(--stepink);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}
.info-box{background:var(--infobg);border-left:4px solid var(--infobd);padding:16px 20px;border-radius:0 10px 10px 0;margin:16px 0;font-size:14.5px}
.note-box{background:var(--notebg);border-left:4px solid var(--notebd);padding:16px 20px;border-radius:0 10px 10px 0;margin:16px 0;font-size:14.5px}
.warning-box{background:var(--warnbg);border-left:4px solid var(--warnbd);padding:16px 20px;border-radius:0 10px 10px 0;margin:16px 0;font-size:14.5px}
.warning-box strong{color:var(--warnink)}
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table td{padding:11px 0;border-bottom:1px solid var(--border);vertical-align:top}
.spec-table tr:last-child td{border-bottom:none}
.spec-table td:first-child{color:var(--muted);width:42%;padding-right:16px}
.qr-card{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.qr-card img{width:128px;height:128px;border:1px solid var(--border);border-radius:10px;background:#fff;padding:8px}
.qr-card .qr-text{flex:1;min-width:220px}
.qr-card .url{font-family:ui-monospace,monospace;font-size:14px;color:var(--accent);word-break:break-all;margin-top:8px}

.btn{display:inline-flex;align-items:center;gap:9px;background:var(--accent);color:var(--stepink2);text-decoration:none;padding:14px 30px;border-radius:var(--btnr);font-weight:800;font-size:15px;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(0,0,0,.2)}
.btn svg{width:18px;height:18px}
.btn-ghost{background:transparent;color:var(--accent);border:1.5px solid var(--border)}

footer{background:var(--footbg);color:var(--footink);padding:36px 24px;margin-top:20px}
.footer-inner{max-width:1080px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-size:14px}
.footer-inner a{color:var(--footink);text-decoration:none;opacity:.9}
.footer-inner a:hover{opacity:1}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:'Comfortaa',cursive;font-size:18px;font-weight:700}

@media(max-width:860px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:768px){
  .hamburger{display:block}
  .nav-links{display:none;flex-direction:column;position:absolute;top:70px;left:0;right:0;background:var(--card);border-bottom:1px solid var(--border);padding:20px 24px;gap:16px}
  .nav-links.open{display:flex}
  .section-card{padding:24px}.grid{grid-template-columns:1fr}.hero{padding:44px 24px 4px}
}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.nav-links a.active{position:relative}