:root{
  --night:#0E1330;
  --deep:#171D45;
  --line:#2A3270;
  --text:#F3F1FF;
  --muted:#A9AFDB;
  --dawn:#FFD166;
  --peach:#FF9E7A;
  --iris:#7C8CFF;
  --ok:#6FE3C1;
  --bad:#FF7A8A;
  --r:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--night);color:var(--text);
  font-family:"Noto Sans Myanmar","Myanmar Text","Padauk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  line-height:1.75;font-size:16px;-webkit-text-size-adjust:100%;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(120% 60% at 50% 0%,#2B2F78 0%,rgba(14,19,48,0) 70%);
}
a{color:var(--dawn)}
:focus-visible{outline:3px solid var(--dawn);outline-offset:3px;border-radius:6px}
h2{font-size:1.3rem;line-height:1.5;margin:0 0 .4rem;font-weight:700}
p{margin:.3rem 0}

.top{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;max-width:720px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.02em}
.lang{display:flex;background:var(--deep);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{border:0;background:none;color:var(--muted);padding:5px 12px;border-radius:999px;font:inherit;font-size:.85rem;cursor:pointer;line-height:1.4}
.lang button[aria-pressed="true"]{background:var(--dawn);color:#2A2200;font-weight:700}

main{max-width:720px;margin:0 auto;padding:0 16px 40px}
section{margin-top:44px}

/* hero dial */
.hero{margin-top:12px;text-align:center}
.dial-wrap{position:relative;max-width:420px;margin:0 auto}
.dial{width:100%;height:auto;display:block;overflow:visible}
.arc-track{fill:none;stroke:var(--deep);stroke-width:16;stroke-linecap:round}
.arc-fill{fill:none;stroke-width:16;stroke-linecap:round;stroke-dasharray:100 100;stroke-dashoffset:100}
.horizon{stroke:var(--line);stroke-width:1.5}
.sun-glow{fill:rgba(255,209,102,.22)}
.sun-core{fill:var(--dawn)}
.sun{opacity:0}
.is-ready .arc-fill{transition:stroke-dashoffset 1.4s cubic-bezier(.2,.8,.2,1)}
.is-ready .sun{opacity:1;transition:opacity .4s 1.1s}
.dial-read{position:absolute;left:0;right:0;bottom:6px}
.big{font-size:2.6rem;font-weight:800;line-height:1.1;letter-spacing:-.01em}
.dial-read .sub{color:var(--muted);font-size:.95rem}
.state{display:inline-block;margin-top:14px;padding:6px 14px;border-radius:999px;font-weight:700;font-size:.95rem}
.state.ok{background:rgba(111,227,193,.14);color:var(--ok)}
.state.warn{background:rgba(255,209,102,.16);color:var(--dawn)}
.state.bad{background:rgba(255,122,138,.16);color:var(--bad)}

.facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:22px 0 0;text-align:left}
.facts>div{background:var(--deep);padding:12px 16px}
.facts>div:last-child{grid-column:1/-1}
.facts dt{color:var(--muted);font-size:.85rem}
.facts dd{margin:0;font-weight:700;font-size:1.05rem}

.keybox{margin-top:18px;text-align:left;background:var(--deep);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.keyname{color:var(--muted);font-size:.9rem;word-break:break-all;margin-bottom:10px}
.keyrow{display:flex;gap:10px;flex-wrap:wrap}
.qr{margin-top:14px;display:flex;justify-content:center}
.qr svg{width:220px;height:220px;background:#fff;padding:10px;border-radius:10px}
.nokey{margin-top:18px;color:var(--muted);text-align:left;border-left:3px solid var(--iris);padding-left:14px}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 18px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text);font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--iris)}
.btn.primary{background:var(--dawn);border-color:var(--dawn);color:#2A2200}
.btn.primary:hover{background:#FFDC85}

/* apps */
.lead{color:var(--muted)}
.seg{display:flex;gap:6px;margin:14px 0}
.seg button{flex:1;min-height:44px;border-radius:12px;border:1px solid var(--line);background:none;color:var(--muted);font:inherit;font-weight:600;cursor:pointer}
.seg button[aria-selected="true"]{background:var(--deep);color:var(--text);border-color:var(--iris)}
.applist{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.app{display:flex;align-items:center;gap:14px;padding:12px;background:var(--deep);border:1px solid var(--line);border-radius:var(--r)}
.app-ico{flex:none;width:56px;height:56px;border-radius:14px;overflow:hidden;display:grid;place-items:center;background:var(--line);font-weight:800;font-size:1.4rem;color:var(--dawn)}
.app-ico img{width:100%;height:100%;display:block;object-fit:cover}
.app-body{flex:1;min-width:0}
.app-name{font-weight:700}
.app-tag{display:inline-block;margin-left:8px;padding:0 8px;border-radius:999px;background:rgba(111,227,193,.14);color:var(--ok);font-size:.78rem;font-weight:600}
.app-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.app-actions .btn{min-height:40px;padding:4px 14px;font-size:.92rem}
.hint{color:var(--muted);font-size:.9rem;margin-top:12px}

/* guide */
.steps{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:26px;counter-reset:s}
.step{display:grid;grid-template-columns:1fr;gap:12px;counter-increment:s}
.step h3{margin:0;font-size:1.08rem;display:flex;gap:10px;align-items:baseline}
.step h3::before{content:counter(s);flex:none;width:28px;height:28px;border-radius:50%;background:var(--dawn);color:#2A2200;font-weight:800;display:inline-grid;place-items:center;font-size:.9rem;line-height:1}
.step p{color:var(--muted);margin:0}
.shot{background:var(--deep);border:1px solid var(--line);border-radius:var(--r);padding:14px;display:flex;justify-content:center}
.shot svg{width:100%;max-width:260px;height:auto}
@media (min-width:640px){
  .step{grid-template-columns:1fr 280px;align-items:center;gap:22px}
}

/* faq */
details{background:var(--deep);border:1px solid var(--line);border-radius:var(--r);margin-top:10px}
summary{cursor:pointer;padding:14px 16px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--dawn);font-weight:800}
details[open] summary::after{content:"–"}
details p{padding:0 16px 14px;color:var(--muted);margin:0}

.help{text-align:center}
.foot{text-align:center;color:var(--muted);font-size:.85rem;padding:20px 16px 36px}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .is-ready .arc-fill,.is-ready .sun{transition:none}
}

mark{background:var(--dawn);color:#2A2200;font-weight:700;padding:1px 7px;border-radius:6px}
.step.hl .shot{border-color:var(--dawn);box-shadow:0 0 0 1px var(--dawn)}
.step.hl h3{color:var(--dawn)}