* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #1a1a2e;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  width: 100%;
  max-width: 380px;
  padding: 16px;
}

.login-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 40px 36px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.login-logo {
  text-align: center;
  margin-bottom: 28px;
}

.login-logo h1 {
  font-size: 22px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 4px;
}

.login-logo p {
  font-size: 13px;
  color: #636e72;
}

.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #4a5568;
  margin-bottom: 6px;
}

input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #dfe6e9;
  border-radius: 7px;
  font-size: 14px;
  color: #2d3436;
  background: #f8f9fa;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}

input:focus {
  border-color: #e94560;
  background: #fff;
}

.btn-login {
  width: 100%;
  padding: 11px;
  background: #e94560;
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s;
}

.btn-login:hover { background: #c0392b; }

.error-message {
  background: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
  padding: 10px 14px;
  border-radius: 7px;
  font-size: 13px;
  margin-bottom: 18px;
}