/* Страницы входа и ошибок */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a0a0b;
  color: #ececf1;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  padding: 16px;
}

.card { width: 100%; max-width: 340px; }

h1 {
  font-size: 20px;
  font-weight: 650;
  margin-bottom: 24px;
  text-align: center;
  color: #fff;
}

label {
  display: block;
  font-size: 12px;
  color: #74747e;
  margin: 0 0 6px 2px;
}

input {
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: #ececf1;
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s;
}

input:focus { border-color: #8b8cf8; }

button {
  width: 100%;
  padding: 12px;
  margin-top: 6px;
  background: #4f46e5;
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

button:hover { background: #6366f1; }

.error {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.25);
  color: #f87171;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 16px;
  text-align: center;
}

/* страница ошибки */
.error-box { text-align: center; padding: 24px; }
.error-box h1 { font-size: 56px; margin-bottom: 8px; }
.error-box p { color: #74747e; font-size: 15px; margin-bottom: 24px; }
.error-box a { color: #8b8cf8; text-decoration: none; font-size: 14px; }