* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0e1621;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: 16px;
}

.card {
  width: 100%;
  max-width: 420px;
  background: #17212b;
  border-radius: 16px;
  padding: 20px;
  color: #e8edf2;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.header { text-align: center; margin-bottom: 16px; }
.dots { color: #6b8299; font-size: 12px; letter-spacing: 1px; }
.title { font-weight: 700; font-size: 15px; letter-spacing: 2px; margin: 4px 0; }

.body { font-size: 14px; line-height: 1.6; margin-bottom: 16px; white-space: pre-wrap; }
.body code {
  background: #0e1621;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 13px;
  word-break: break-all;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #2b3a4a;
  background: #0e1621;
  color: #e8edf2;
  font-size: 14px;
  margin-bottom: 10px;
}
input[type="text"]:focus,
input[type="password"]:focus { outline: none; border-color: #4a9eff; }

.buttons { display: flex; flex-direction: column; gap: 8px; }
.row { display: flex; gap: 8px; }
.row .btn { flex: 1; }

.btn {
  border: none;
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  color: #fff;
  background: #2b3a4a;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.85; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.primary { background: #2f6fed; }
.btn.success { background: #1e9e5a; }
.btn.danger { background: #d5453e; }
.btn.neutral { background: #2b3a4a; }

.note { font-size: 12px; color: #93a5b8; margin-top: 4px; }
.error { color: #ff8b7e; }