:root{
  --bg:#0b0f14;
  --card:#111826;
  --card2:#0f1724;
  --line:#243044;
  --line2:#2a3a55;
  --text:#e8eef7;
  --muted:#9bb0c9;
  --ok:#7bffb1;
  --bad:#ff7b7b;
  --link:#7bb6ff;
}

*{ box-sizing:border-box; }

html,body{ height:100%; }

body{
  margin:0;
  font-family: Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
}

a{ color:var(--link); text-decoration:none; }
a:hover{ text-decoration:underline; }

.wrap{
  max-width: 980px;
  margin: 0 auto;
  padding: 16px;
}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px;
  margin:14px 0;
}

h1,h2,h3{
  margin: 0 0 12px;
  line-height:1.2;
}

.small{ color:var(--muted); font-size:13px; }
.ok{ color:var(--ok); font-size:13px; }
.bad{ color:var(--bad); font-size:13px; }

hr{
  border:0;
  border-top:1px solid var(--line);
  margin:14px 0;
}

/* topbar */
.topbar{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  flex-wrap:wrap;
}

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

/* buttons */
.btn, button{
  border-radius:12px;
  padding:10px 14px;
  border:1px solid var(--line2);
  background:var(--card2);
  color:var(--text);
  cursor:pointer;
  font-size:14px;
}

.btn-primary{
  background:#13233a;
}

button:disabled, .btn:disabled{
  opacity:.45;
  cursor:not-allowed;
}

/* inputs */
input, select, textarea{
  width:100%;
  border-radius:12px;
  padding:10px 12px;
  border:1px solid var(--line2);
  background:var(--card2);
  color:var(--text);
  outline:none;
  font-size:14px;
}

label{
  display:block;
  margin-bottom:6px;
  color:var(--muted);
  font-size:13px;
}

/* grids */
.grid-2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
.grid-3{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap:14px;
}

@media (max-width: 900px){
  .wrap{ padding:12px; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px){
  .card{ padding:14px; }
  .grid-2, .grid-3{ grid-template-columns: 1fr; }
}

/* hint line for nickname/username availability */
.hintline{
  display:flex;
  gap:10px;
  align-items:center;
}
.rightHint{
  min-width: 90px;
  font-size:13px;
}

/* pills */
.pill{
  display:inline-block;
  padding:4px 10px;
  border-radius:999px;
  border:1px solid var(--line2);
  font-size:25px;
  background:rgba(255,255,255,0.02);
}

/* avatar */
.avatar{
  width:500px;
  aspect-ratio: 1 / 1;  /* всегда квадрат */
  height:auto;
  border-radius:14px;
  object-fit:cover;
  border:1px solid #2a3a55;
  max-width:100%;       /* чтобы на телефоне не вылезало */
}


/* helpers */
.center-card{
  max-width: 520px;
  margin: 40px auto;
}

@media (max-width: 640px){
  .center-card{ margin: 18px auto; }
}