body {
  background: #191c24;
  margin: 0;
  min-height: 100vh;
  font-family: 'Segoe UI', 'Arial', sans-serif;
  color: #e0e6ed;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-card {
  background: #23262f;
  padding: 2.5rem 2rem 2rem 2rem;
  border-radius: 1.25rem;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.20);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 320px;
  max-width: 350px;
  width: 100%;
}

.logo {
  width: 100%;
  height: auto;
  margin-bottom: 1rem;
}

.title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: .01em;
}

.input-group {
  display: flex;
  align-items: center;
  background: #181a20;
  border-radius: 0.75rem;
  margin-bottom: 1.1rem;
  padding: 0.55rem 1rem;
  width: 100%;
  box-sizing: border-box;
  transition: box-shadow 0.2s;
}

.input-group:focus-within {
  box-shadow: 0 0 0 2px #00c896;
}

.input-group label {
  color: #888fa4;
  margin-right: 0.8rem;
  font-size: 1.15rem;
}

.input-group input {
  background: transparent;
  border: none;
  outline: none;
  color: #e0e6ed;
  font-size: 1.08rem;
  flex: 1;
  padding: 0.4rem 0;
}

.btn-login {
  width: 100%;
  background: linear-gradient(90deg,#00c896,#209cff);
  color: #fff;
  font-size: 1.12rem;
  font-weight: 600;
  border: none;
  padding: 0.7rem 0;
  border-radius: 0.75rem;
  margin-top: 0.5rem;
  cursor: pointer;
  transition: background .18s;
  box-shadow: 0 2px 12px 0 rgba(0,200,150,0.12);
}

.btn-login:hover, .btn-login:focus {
  background: linear-gradient(90deg,#209cff,#00c896);
}

.footer {
  margin-top: 1.8rem;
  text-align: center;
  font-size: 0.97rem;
  color: #888fa4;
  letter-spacing: .01em;
}

.error-msg {
  background: #3b2528;
  color: #ff7d7d;
  padding: 0.8em 1em;
  border-radius: 0.65em;
  margin-bottom: 1em;
  width: 100%;
  text-align: center;
  font-size: 1.05em;
  box-shadow: 0 2px 8px 0 rgba(200, 0, 0, 0.08);
  letter-spacing: 0.01em;
}