:root{
  --bg:#070b10;
  --card: rgba(12,16,22,.72);
  --stroke: rgba(255,255,255,.08);
  --text:#e9f2ff;
  --muted:#9db0c8;
  --green:#22e08a;
  --green2:#0fae68;
  --warn:#ffcf5a;
  --err:#ff5a78;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  background: var(--bg);
  color: var(--text);
}

/* Background */
.bg{
  position:fixed;
  inset:0;
  overflow:hidden;
  z-index:-1;
  width:100vw;
  height:100vh;
}

.bg .grid{
  position:absolute; inset:-40%;
  background-image:
    linear-gradient(rgba(34,224,138,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,224,138,.08) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: rotate(12deg);
  filter: blur(.1px);
  opacity:.55;
}

.bg .glow{
  position:absolute; inset:-20%;
  background: radial-gradient(circle at 30% 20%, rgba(34,224,138,.22), transparent 45%),
              radial-gradient(circle at 70% 70%, rgba(34,120,224,.18), transparent 40%);
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 16px 18px;
  max-width: 1100px;
  margin: 0 auto;
}

.brand{ display:flex; align-items:center; gap:12px; }
.logo{
  width:44px; height:44px;
  border-radius:14px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(34,224,138,.18), rgba(34,224,138,.04));
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  font-weight:800;
  color: var(--green);
}
.brandText .t1{ font-weight:900; letter-spacing:.6px; }
.brandText .t2{ color: var(--muted); font-size: 12px; margin-top:2px; }

.badge{
  font-size:12px;
  color: var(--muted);
  border:1px solid var(--stroke);
  padding:8px 10px;
  border-radius:999px;
  background: rgba(255,255,255,.03);
}

.wrap{
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 16px 28px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  backdrop-filter: blur(8px);
}

h1{ margin: 0 0 10px; font-size: 20px; }
.sub{ margin:0 0 14px; color: var(--muted); line-height:1.7; }

.alert{
  padding: 10px 12px;
  border-radius: 14px;
  border:1px solid var(--stroke);
  margin-bottom: 12px;
}
.alertErr{
  background: rgba(255,90,120,.08);
  border-color: rgba(255,90,120,.25);
  color: #ffd6de;
}

.form{ display:grid; gap: 12px; }
.row{ display:grid; gap: 8px; }
label{ color: var(--muted); font-size: 13px; }

input{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border:1px solid var(--stroke);
  background: rgba(0,0,0,.25);
  color: var(--text);
  outline: none;
}
input:focus{ border-color: rgba(34,224,138,.35); box-shadow: 0 0 0 3px rgba(34,224,138,.10); }

.captchaRow{
  display:grid;
  grid-template-columns: 200px 1fr;
  gap: 12px;
  align-items: end;
}
.capImg{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  padding: 10px;
  border-radius: 16px;
  border:1px solid var(--stroke);
  background: rgba(0,0,0,.18);
}
.capImg img{
  width:160px; height:54px;
  border-radius: 12px;
  border:1px solid rgba(255,255,255,.06);
}
.capBtn{
  width:36px; height:36px;
  border-radius: 12px;
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.04);
  color: var(--text);
  cursor:pointer;
}
.capBtn:hover{ border-color: rgba(34,224,138,.25); }

.btn{
  margin-top: 4px;
  width:100%;
  padding: 12px 14px;
  border:0;
  border-radius: 16px;
  cursor:pointer;
  font-weight: 800;
  color: #052012;
  background: linear-gradient(135deg, var(--green), var(--green2));
  box-shadow: 0 14px 50px rgba(34,224,138,.18);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
}
.btn .dot{
  width:10px; height:10px;
  border-radius: 50%;
  background: rgba(5,32,18,.65);
  box-shadow: 0 0 0 5px rgba(5,32,18,.12);
}

.hint{
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.result .okLine{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  margin-bottom: 12px;
}
.okIcon{
  width:40px;height:40px;
  border-radius: 14px;
  display:grid; place-items:center;
  background: rgba(34,224,138,.14);
  border:1px solid rgba(34,224,138,.22);
  color: var(--green);
  font-weight: 900;
}
.okTitle{ font-weight: 900; }
.okSub{ color: var(--muted); font-size: 12px; margin-top: 4px; line-height: 1.7; }

.kv{
  display:grid;
  grid-template-columns: 140px 1fr;
  gap: 10px 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.k{ color: var(--muted); font-size: 13px; }
.v{ font-weight: 700; }
.mono{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; }

.pill{
  display:inline-block;
  padding: 7px 10px;
  border-radius: 999px;
  border:1px solid var(--stroke);
  font-size: 12px;
  font-weight: 900;
}
.pillOk{ background: rgba(34,224,138,.10); border-color: rgba(34,224,138,.22); color: #c9ffe6; }
.pillWarn{ background: rgba(255,207,90,.10); border-color: rgba(255,207,90,.22); color: #ffe9b7; }
.pillNo{
  background: rgba(255,90,120,.10);
  border-color: rgba(255,90,120,.22);
  color: #ffd6de;
}

.note{
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.foot{
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 16px 30px;
  color: rgba(157,176,200,.75);
  font-size: 12px;
  text-align: center;
}

/* Responsive */
@media (min-width: 980px){
  .wrap{ grid-template-columns: 1fr 1fr; align-items:start; }
}
@media (max-width: 520px){
  .captchaRow{ grid-template-columns: 1fr; }
  .capImg{ justify-content: space-between; }
  .kv{ grid-template-columns: 1fr; }
}