:root{
  --bg:#f6f6f8;
  --surface:#ffffff;
  --surface-2:#f9fafc;
  --text:#0f172a;
  --muted:#667085;
  --line:#e4e7ec;
  --primary:#2b3688;
  --accent:#f27f24;
  --ok:#16a34a;
  --danger:#dc2626;
  --shadow:0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-soft:0 6px 20px rgba(15, 23, 42, 0.06);
}

*{box-sizing:border-box}

html,body{
  margin:0;
  padding:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}

body{
  min-height:100vh;
}

.wrap{
  max-width:460px;
  margin:0 auto;
  min-height:100vh;
  background:var(--bg);
  display:flex;
  flex-direction:column;
}

.top{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(228,231,236,.9);
  padding:16px 18px 14px;
}

.brand{
  display:flex;
  align-items:center;
  gap:14px;
}

.logo{
  width:42px;
  height:42px;
  border-radius:999px;
  background:linear-gradient(135deg,#f7a654,var(--accent));
  display:grid;
  place-items:center;
  color:#fff;
  font-weight:900;
  font-size:18px;
  box-shadow:0 8px 16px rgba(242,127,36,.24);
}

.title{
  font-size:18px;
  font-weight:800;
  letter-spacing:-0.02em;
  color:#0b1023;
}

.sub{
  font-size:12px;
  color:var(--muted);
  margin-top:2px;
}

.card{
  flex:1;
  padding:20px 18px 26px;
  background:transparent;
  border:none;
  box-shadow:none;
}

h1,h2{
  color:#0b1023;
}

h2{
  margin:0 0 10px;
  font-size:18px;
  line-height:1.2;
  font-weight:800;
}

.muted{
  color:var(--muted);
  font-size:14px;
  line-height:1.55;
  margin:0 0 8px;
}

.lbl{
  display:block;
  margin:16px 0 8px;
  font-size:14px;
  font-weight:700;
  color:#344054;
}

.inp{
  width:100%;
  height:56px;
  padding:0 16px;
  border-radius:18px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  outline:none;
  font-size:16px;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
  box-shadow:var(--shadow-soft);
}

.inp::placeholder{
  color:#98a2b3;
}

.inp:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(242,127,36,.12);
}

.inp:disabled{
  color:#475467;
  background:#f8fafc;
  box-shadow:none;
}

.row{
  display:flex;
  gap:12px;
}

.col{
  flex:1;
  min-width:0;
}

.btn{
  width:100%;
  min-height:56px;
  padding:0 18px;
  border-radius:20px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--primary);
  font-size:16px;
  font-weight:800;
  margin-top:14px;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .2s ease, opacity .2s ease, background .2s ease;
  box-shadow:var(--shadow-soft);
}

.btn:active{
  transform:translateY(1px);
}

.btn.primary{
  background:linear-gradient(135deg,#f48a2d,var(--accent));
  color:#fff;
  border:none;
  box-shadow:0 12px 24px rgba(242,127,36,.25);
}

.btn.primary:hover{
  filter:brightness(.98);
}

.btn.ghost{
  background:#fff;
  color:#667085;
  border:1px solid var(--line);
}

.btn:disabled{
  opacity:.58;
  cursor:not-allowed;
  box-shadow:none;
}

.msg{
  margin-top:10px;
  font-size:13px;
  color:var(--danger);
  line-height:1.45;
}

.notice{
  padding:14px 16px;
  border-radius:18px;
  margin-bottom:16px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  line-height:1.45;
  box-shadow:var(--shadow-soft);
}

.notice.ok{
  border-color:rgba(22,163,74,.22);
  background:#f0fdf4;
  color:#166534;
}

.notice.err{
  border-color:rgba(220,38,38,.18);
  background:#fef2f2;
  color:#991b1b;
}

.hidden{
  display:none !important;
}

#step-phone,
#step-pin,
#step-plans,
#step-airtime-otp,
#step-setpin,
#step-success{
  background:transparent;
  border:none;
  padding:0;
}

.plans{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-top:16px;
}

.plan{
  border:1.5px solid #eef0f3;
  border-radius:24px;
  padding:16px;
  background:#fff;
  cursor:pointer;
  transition:border-color .2s ease, box-shadow .2s ease, transform .15s ease;
  box-shadow:var(--shadow-soft);
}

.plan:hover{
  border-color:rgba(43,54,136,.25);
}

.plan.sel{
  border-color:var(--accent);
  box-shadow:0 12px 24px rgba(242,127,36,.12);
}

.plan .name{
  font-size:20px;
  line-height:1.2;
  font-weight:800;
  color:var(--primary);
  margin-bottom:8px;
}

.plan .meta{
  display:flex;
  justify-content:space-between;
  gap:12px;
  color:var(--muted);
  font-size:13px;
  line-height:1.4;
}

select.inp{
  appearance:none;
  background-image:
    linear-gradient(45deg, transparent 50%, #667085 50%),
    linear-gradient(135deg, #667085 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 3px),
    calc(100% - 16px) calc(50% - 3px);
  background-size:6px 6px, 6px 6px;
  background-repeat:no-repeat;
  padding-right:40px;
}

.kv{
  display:grid;
  gap:12px;
  margin:16px 0 18px;
}

.kv div{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  border:1px solid var(--line);
  border-radius:20px;
  padding:16px;
  background:#fff;
  box-shadow:var(--shadow-soft);
}

.kv span{
  color:var(--muted);
  font-size:13px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.04em;
}

.kv b{
  font-size:18px;
  color:var(--primary);
}

.foot{
  padding:12px 18px 28px;
  text-align:center;
  font-size:12px;
  color:#98a2b3;
}

#step-success h2,
.section-intro h1{
  font-size:34px;
  text-align:center;
  margin-top:6px;
  margin-bottom:8px;
  letter-spacing:-0.03em;
}

#step-success .muted{
  text-align:center;
  margin-bottom:14px;
}

#btnOpenInternet{
  margin-top:18px;
}

#btnLogout{
  margin-top:12px;
}

.hero{
  margin:-4px 0 18px;
  height:210px;
  border-radius:26px;
  overflow:hidden;
  position:relative;
  background:
    linear-gradient(to top, rgba(242,127,36,.72), rgba(242,127,36,.08)),
    url("img/banner1.jpeg") center/cover no-repeat;
  box-shadow:var(--shadow);
}

.hero-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  color:#fff;
  font-size:12px;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.section-intro{
  text-align:center;
  margin:0 0 12px;
}

.section-intro p{
  margin:0;
  color:var(--muted);
  font-size:15px;
  line-height:1.55;
}

.pin-card,
.setpin-card,
.success-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:18px;
  box-shadow:var(--shadow-soft);
}

.success-hero{
  width:104px;
  height:104px;
  border-radius:999px;
  margin:8px auto 18px;
  background:var(--primary);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:42px;
  font-weight:900;
  box-shadow:0 16px 28px rgba(43,54,136,.18);
}

.pending-box{
  text-align:center;
  padding:18px;
  border:1px solid #fed7aa;
  border-radius:24px;
  background:#fff7ed;
  color:#9a3412;
  box-shadow:var(--shadow-soft);
  margin:16px 0 6px;
}

.pending-title{
  font-weight:800;
  font-size:18px;
  margin-bottom:6px;
}

.lang-switch{
  display:flex;
  justify-content:center;
  gap:10px;
  margin:14px 0 12px;
}

.lang-btn{
  border:1px solid var(--line);
  background:#fff;
  color:#667085;
  padding:10px 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:800;
  cursor:pointer;
  box-shadow:var(--shadow-soft);
}

.lang-btn.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}

@media (max-width:420px){
  .wrap{max-width:100%}
  .card{padding:18px 14px 24px}
  .top{padding:14px 14px 12px}
  .row{flex-direction:column;gap:0}
  .plan .name{font-size:18px}
  h2{font-size:17px}
  .section-intro h1{font-size:30px}
}