:root{
  --bg0:#07050d;
  --bg1:#0b0612;
  --card: rgba(255,255,255,.06);
  --stroke: rgba(255,255,255,.12);
  --text: #ffffff;
  --muted: rgba(255,255,255,.72);
  --muted2: rgba(255,255,255,.55);
  --accent: #7C5CFF;
  --accent2:#4B2BFF;
  --danger:#ff5a7a;
  --ok:#2fe0b0;

  --radius: 22px;
  --shadow: 0 24px 90px rgba(0,0,0,.55);
  --font: system-ui, -apple-system, "Segoe UI", Tahoma, Arial, sans-serif;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: var(--font);
  color:var(--text);
  background: var(--bg0);
  overflow-x:hidden;
}

.bg{
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1100px 600px at 70% 10%, rgba(124,92,255,.22), transparent 55%),
    radial-gradient(900px 500px at 20% 20%, rgba(75,43,255,.18), transparent 55%),
    radial-gradient(900px 700px at 50% 90%, rgba(255,90,122,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  z-index:-1;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: clamp(14px, 2.2vw, 18px) clamp(14px, 3.2vw, 26px);
}

.brand{ display:flex; gap:12px; align-items:center; }
.brand__logo{
  width:44px; height:44px; border-radius:14px;
  background: rgba(255,255,255,.06);
  border:1px solid var(--stroke);
  padding:6px;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.brand__title{ font-weight:800; letter-spacing:.2px; font-size:18px; line-height:1.1; }
.brand__sub{ font-size:12px; color:var(--muted2); margin-top:2px; }

.topbar__actions{ display:flex; gap:10px; align-items:center; }

.wrap{
  padding: 10px clamp(14px, 3.2vw, 26px) 30px;
  display:flex;
  justify-content:center;
}

.card{
  width: min(920px, 100%);
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(18px, 3vw, 28px);
  backdrop-filter: blur(12px);
}

.foot{
  padding: 14px 18px 22px;
  text-align:center;
  color: var(--muted2);
  font-size: 12px;
}

.h1{
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  margin: 0 0 14px;
}

.muted{ color: var(--muted); }
.small{ font-size: 12px; color: var(--muted2); }

.row{ display:flex; gap:14px; flex-wrap:wrap; }
.col{ flex:1; min-width: 240px; }

.hr{
  height:1px; background: rgba(255,255,255,.10);
  margin: 16px 0;
  border:0;
}

.input{
  width:100%;
  padding: 14px 16px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.25);
  color: #fff;
  outline:none;
  font-size: 15px;
}
.input:focus{
  border-color: rgba(124,92,255,.55);
  box-shadow: 0 0 0 4px rgba(124,92,255,.14);
}

.label{ margin: 10px 0 8px; color: var(--muted); font-size: 13px; }

.btn{
  border:0;
  padding: 12px 16px;
  border-radius: 16px;
  cursor:pointer;
  font-weight:800;
  color:#fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 12px 30px rgba(124,92,255,.18);
}
.btn:active{ transform: translateY(1px); }

.btn--ghost{
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:none;
  color:#fff;
}

.btn--danger{
  background: rgba(255,90,122,.12);
  border:1px solid rgba(255,90,122,.35);
}

.alert{
  padding: 12px 14px;
  border-radius: 16px;
  border:1px solid rgba(255,90,122,.35);
  background: rgba(255,90,122,.10);
  color: #ffd2dc;
  margin-top: 12px;
  white-space: pre-wrap;
}

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color:#fff;
  font-size: 13px;
}

.center{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  min-height: 320px;
  gap: 14px;
  text-align:center;
}

.spinner{
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 4px solid rgba(255,255,255,.18);
  border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}

@keyframes spin{ to{ transform: rotate(360deg); } }

/* ✅ Tablet-friendly */
@media (min-width: 768px){
  .center{ min-height: 420px; }
}

/* ✅ Large tablets / small laptops */
@media (min-width: 1024px){
  .card{ padding: 30px; }
}